GIMPS ECM Progress

ECM on Mersenne numbers with no known factors

Exponent range:

Digits in factor	25	30	35	40	45	50	55	60	65	70	75
Bound #1	50k	250k	1M	3M	11M	44M	110M	260M	800M	2400M	7200M
Curves to test	280	640	1566	4588	9201	16550	40830	105362	194238	350860	567615
1619	Done	Done	Done	Done	Done	Done	Done	Done	Done	151055
1753	Done	Done	Done	Done	Done	Done	Done	Done	Done	78836
2267	Done	Done	Done	Done	Done	Done	Done	Done	178014
2273	Done	Done	Done	Done	Done	Done	Done	Done	Done	197316
2423	Done	Done	Done	Done	Done	Done	Done	Done	Done	187727
2521	Done	Done	Done	Done	Done	Done	Done	Done	Done	181970
2713	Done	Done	Done	Done	Done	Done	Done	Done	Done	172505
2719	Done	Done	Done	Done	Done	Done	Done	Done	Done	162132
2851	Done	Done	Done	Done	Done	Done	Done	Done	Done	158056
3049	Done	Done	Done	Done	Done	Done	Done	Done	Done	197993
3673	Done	Done	Done	Done	Done	Done	Done	Done	Done	139551
3691	Done	Done	Done	Done	Done	Done	Done	Done	Done	137031
3847	Done	Done	Done	Done	Done	Done	Done	Done	Done	140456
3881	Done	Done	Done	Done	Done	Done	Done	Done	Done	135530
3919	Done	Done	Done	Done	Done	Done	Done	Done	Done	71094
4007	Done	Done	Done	Done	Done	Done	Done	Done	Done	73431
4049	Done	Done	Done	Done	Done	Done	Done	Done	Done	69907
4261	Done	Done	Done	Done	Done	Done	Done	Done	Done	72986
4363	Done	Done	Done	Done	Done	Done	Done	40040
4567	Done	Done	Done	Done	Done	Done	Done	25975
4583	Done	Done	Done	Done	Done	Done	Done	25327
4703	Done	Done	Done	Done	Done	Done	Done	24190
4721	Done	Done	Done	Done	Done	Done	Done	32274

ECM on Mersenne numbers with known factors

Exponent range:

Digits in factor	25	30	35	40	45	50	55	60	65	70	75
Bound #1	50k	250k	1M	3M	11M	44M	110M	260M	800M	2400M	7200M
Curves to test	280	640	1566	4588	9201	16550	40830	105362	194238	350860	567615
1213	Done	Done	Done	Done	Done	Done	Done	Done	Done	230615
1217	Done	Done	Done	Done	Done	Done	Done	Done	Done	148757
1229	Done	Done	Done	Done	Done	Done	Done	Done	105295
1231	Done	Done	Done	Done	Done	Done	Done	Done	84572
1237	Done	Done	Done	Done	Done	Done	Done	Done	112384
1249	Done	Done	Done	Done	Done	Done	Done	Done	115047
1259	Done	Done	Done	Done	Done	Done	Done	Done	84454
1283	Done	Done	Done	Done	Done	Done	Done	Done	74907
1291	Done	Done	Done	Done	Done	Done	Done	Done	77623
1297	Done	Done	Done	Done	Done	Done	Done	Done	75230
1319	Done	Done	Done	Done	Done	Done	Done	Done	78630
1367	Done	Done	Done	Done	Done	Done	Done	Done	34587
1381	Done	Done	Done	Done	Done	Done	Done	Done	34363
1423	Done	Done	Done	Done	Done	Done	Done	65435
1429	Done	Done	Done	Done	Done	Done	Done	66406
1439	Done	Done	Done	Done	Done	Done	Done	69864
1447	Done	Done	Done	Done	Done	Done	Done	59372
1451	Done	Done	Done	Done	Done	Done	Done	56687
1453	Done	Done	Done	Done	Done	Done	Done	64753
1481	Done	Done	Done	Done	Done	Done	Done	Done	34267
1483	Done	Done	Done	Done	Done	Done	Done	72704
1493	Done	Done	Done	Done	Done	Done	Done	59771
1499	Done	Done	Done	Done	Done	Done	Done	Done	Done	69894
1511	Done	Done	Done	Done	Done	Done	Done	Done	156492
1523	Done	Done	Done	Done	Done	Done	Done	Done	181712
1549	Done	Done	Done	Done	Done	Done	Done	Done	156702
1567	Done	Done	Done	Done	Done	Done	Done	Done	155973
1571	Done	Done	Done	Done	Done	Done	Done	Done	154466
1579	Done	Done	Done	Done	Done	Done	Done	Done	156611
1583	Done	Done	Done	Done	Done	Done	Done	Done	157786
1597	Done	Done	Done	Done	Done	Done	Done	Done	162591
1601	Done	Done	Done	Done	Done	Done	Done	Done	159720
1607	Done	Done	Done	Done	Done	Done	Done	Done	161689
1609	Done	Done	Done	Done	Done	Done	Done	Done	160323
1613	Done	Done	Done	Done	Done	Done	Done	Done	157844
1621	Done	Done	Done	Done	Done	Done	Done	Done	158444
1627	Done	Done	Done	Done	Done	Done	Done	Done	158526
1663	Done	Done	Done	Done	Done	Done	Done	Done	158508
1667	Done	Done	Done	Done	Done	Done	Done	Done	158700
1669	Done	Done	Done	Done	Done	Done	Done	Done	158226
1697	Done	Done	Done	Done	Done	Done	Done	Done	157822
1699	Done	Done	Done	Done	Done	Done	Done	Done	157019
1709	Done	Done	Done	Done	Done	Done	Done	Done	101866
1721	Done	Done	Done	Done	Done	Done	Done	Done	80817
1733	Done	Done	Done	Done	Done	Done	Done	Done	67648
1741	Done	Done	Done	Done	Done	Done	Done	Done	67373
1747	Done	Done	Done	Done	Done	Done	Done	Done	67214
1759	Done	Done	Done	Done	Done	Done	Done	Done	82141
1777	Done	Done	Done	Done	Done	Done	Done	Done	82151
1787	Done	Done	Done	Done	Done	Done	Done	Done	86525
1789	Done	Done	Done	Done	Done	Done	Done	Done	67090
1801	Done	Done	Done	Done	Done	Done	Done	Done	67271
1811	Done	Done	Done	Done	Done	Done	Done	Done	84863
1823	Done	Done	Done	Done	Done	Done	Done	Done	67128
1831	Done	Done	Done	Done	Done	Done	Done	Done	65867
1847	Done	Done	Done	Done	Done	Done	Done	Done	67529
1861	Done	Done	Done	Done	Done	Done	Done	Done	66867
1867	Done	Done	Done	Done	Done	Done	Done	Done	67230
1871	Done	Done	Done	Done	Done	Done	Done	Done	66396
1873	Done	Done	Done	Done	Done	Done	Done	Done	66684
1877	Done	Done	Done	Done	Done	Done	Done	Done	66746
1879	Done	Done	Done	Done	Done	Done	Done	Done	66858
1889	Done	Done	Done	Done	Done	Done	Done	Done	84798
1901	Done	Done	Done	Done	Done	Done	Done	Done	68000
1913	Done	Done	Done	Done	Done	Done	Done	Done	66994
1931	Done	Done	Done	Done	Done	Done	Done	Done	68371
1933	Done	Done	Done	Done	Done	Done	Done	Done	67887
1949	Done	Done	Done	Done	Done	Done	Done	Done	67164
1951	Done	Done	Done	Done	Done	Done	Done	Done	67283
1973	Done	Done	Done	Done	Done	Done	Done	Done	68064
1979	Done	Done	Done	Done	Done	Done	Done	Done	65621
1987	Done	Done	Done	Done	Done	Done	Done	20672
1993	Done	Done	Done	Done	Done	Done	Done	49819
2003	Done	Done	Done	Done	Done	Done	Done	64144
2011	Done	Done	Done	Done	Done	Done	Done	64128
2017	Done	Done	Done	Done	Done	Done	Done	64449
2027	Done	Done	Done	Done	Done	Done	Done	64053
2039	Done	Done	Done	Done	Done	Done	Done	64262
2053	Done	Done	Done	Done	Done	Done	Done	63577
2063	Done	Done	Done	Done	Done	Done	Done	63272
2081	Done	Done	Done	Done	Done	Done	Done	62535
2083	Done	Done	Done	Done	Done	Done	Done	63978
2089	Done	Done	Done	Done	Done	Done	Done	64582
2099	Done	Done	Done	Done	Done	Done	Done	62468
2111	Done	Done	Done	Done	Done	Done	Done	63694
2113	Done	Done	Done	Done	Done	Done	Done	62817
2129	Done	Done	Done	Done	Done	Done	Done	60471
2131	Done	Done	Done	Done	Done	Done	Done	60735
2137	Done	Done	Done	Done	Done	Done	Done	Done	72664
2141	Done	Done	Done	Done	Done	Done	Done	61683
2143	Done	Done	Done	Done	Done	Done	Done	60993
2153	Done	Done	Done	Done	Done	Done	Done	60088
2161	Done	Done	Done	Done	Done	Done	Done	60978
2179	Done	Done	Done	Done	Done	Done	Done	61110
2207	Done	Done	Done	Done	Done	Done	Done	62482
2213	Done	Done	Done	Done	Done	Done	Done	60020
2221	Done	Done	Done	Done	Done	Done	Done	60956
2237	Done	Done	Done	Done	Done	Done	Done	61751
2239	Done	Done	Done	Done	Done	Done	Done	63672
2269	Done	Done	Done	Done	Done	Done	Done	68090
2287	Done	Done	Done	Done	Done	Done	Done	61968
2293	Done	Done	Done	Done	Done	Done	Done	60123
2297	Done	Done	Done	Done	Done	Done	Done	60158
2309	Done	Done	Done	Done	Done	Done	Done	60795
2333	Done	Done	Done	Done	Done	Done	Done	60210
2339	Done	Done	Done	Done	Done	Done	Done	60964
2341	Done	Done	Done	Done	Done	Done	Done	58994
2347	Done	Done	Done	Done	Done	Done	Done	17406
2371	Done	Done	Done	Done	Done	Done	Done	61565
2377	Done	Done	Done	Done	Done	Done	Done	Done	60885
2389	Done	Done	Done	Done	Done	Done	Done	73793
2393	Done	Done	Done	Done	Done	Done	Done	59322
2399	Done	Done	Done	Done	Done	Done	Done	61872
2411	Done	Done	Done	Done	Done	Done	Done	62135
2417	Done	Done	Done	Done	Done	Done	Done	60246
2437	Done	Done	Done	Done	Done	Done	Done	62746
2459	Done	Done	Done	Done	Done	Done	Done	60858
2467	Done	Done	Done	Done	Done	Done	Done	50046
2473	Done	Done	Done	Done	Done	Done	Done	23437
2477	Done	Done	Done	Done	Done	Done	Done	88820
2503	Done	Done	Done	Done	Done	Done	9948
2531	Done	Done	Done	Done	Done	Done	27266
2539	Done	Done	Done	Done	Done	Done	12125
2543	Done	Done	Done	Done	Done	Done	12272
2551	Done	Done	Done	Done	Done	Done	Done	20530
2557	Done	Done	Done	Done	Done	Done	Done	Done	Done	136708
2579	Done	Done	Done	Done	Done	Done	8354
2591	Done	Done	Done	Done	Done	Done	9358
2593	Done	Done	Done	Done	Done	Done	27054
2609	Done	Done	Done	Done	Done	Done	9423
2617	Done	Done	Done	Done	Done	Done	8826
2621	Done	Done	Done	Done	Done	Done	12104
2633	Done	Done	Done	Done	Done	Done	34832
2647	Done	Done	Done	Done	Done	Done	7416
2657	Done	Done	Done	Done	Done	Done	Done	24858
2659	Done	Done	Done	Done	Done	Done	20613
2663	Done	Done	Done	Done	Done	Done	16147
2671	Done	Done	Done	Done	Done	Done	Done	Done	Done	121774
2683	Done	Done	Done	Done	Done	Done	9980
2687	Done	Done	Done	Done	Done	Done	12375
2689	Done	Done	Done	Done	Done	Done	7727
2693	Done	Done	Done	Done	Done	Done	7312
2707	Done	Done	Done	Done	Done	Done	39587
2711	Done	Done	Done	Done	Done	Done	7108
2729	Done	Done	Done	Done	Done	Done	16368
2731	Done	Done	Done	Done	Done	Done	Done	33320
2741	Done	Done	Done	Done	Done	Done	12870
2753	Done	Done	Done	Done	Done	Done	27424
2767	Done	Done	Done	Done	Done	Done	15190
2777	Done	Done	Done	Done	Done	Done	7921
2791	Done	Done	Done	Done	Done	Done	25055
2797	Done	Done	Done	Done	Done	Done	18313
2801	Done	Done	Done	Done	Done	Done	16200
2803	Done	Done	Done	Done	Done	Done	17193
2819	Done	Done	Done	Done	Done	Done	Done	18358
2833	Done	Done	Done	Done	Done	Done	16548
2843	Done	Done	Done	Done	Done	Done	Done	22406
2857	Done	Done	Done	Done	Done	Done	7296
2861	Done	Done	Done	Done	Done	Done	7070
2879	Done	Done	Done	Done	Done	Done	7087
2897	Done	Done	Done	Done	Done	Done	7337
2903	Done	Done	Done	Done	Done	Done	10645
2917	Done	Done	Done	Done	Done	Done	7127
2939	Done	Done	Done	Done	Done	Done	7207
2953	Done	Done	Done	Done	Done	Done	8154
2957	Done	Done	Done	Done	Done	Done	33394
2963	Done	Done	Done	Done	Done	Done	15895
2969	Done	Done	Done	Done	Done	Done	17370
2971	Done	Done	Done	Done	Done	Done	17370
2999	Done	Done	Done	Done	Done	Done	23139
3001	Done	Done	Done	Done	Done	Done	30919
3011	Done	Done	Done	Done	Done	Done	20815
3019	Done	Done	Done	Done	Done	Done	Done	17560
3023	Done	Done	Done	Done	Done	Done	Done	20047
3061	Done	Done	Done	Done	Done	Done	18253
3067	Done	Done	Done	Done	Done	Done	18159
3083	Done	Done	Done	Done	Done	Done	16636
3109	Done	Done	Done	Done	Done	Done	16399
3119	Done	Done	Done	Done	Done	Done	16071
3121	Done	Done	Done	Done	Done	Done	15969
3137	Done	Done	Done	Done	Done	Done	16093
3163	Done	Done	Done	Done	Done	Done	16924
3167	Done	Done	Done	Done	Done	Done	16412
3169	Done	Done	Done	Done	Done	Done	17214
3181	Done	Done	Done	Done	Done	Done	16547
3187	Done	Done	Done	Done	Done	Done	15563
3191	Done	Done	Done	Done	Done	Done	25051
3209	Done	Done	Done	Done	Done	Done	16146
3221	Done	Done	Done	Done	Done	Done	34437
3229	Done	Done	Done	Done	Done	Done	16117
3251	Done	Done	Done	Done	Done	Done	16528
3253	Done	Done	Done	Done	Done	Done	26124
3257	Done	Done	Done	Done	Done	Done	16379
3271	Done	Done	Done	Done	Done	Done	15563
3299	Done	Done	Done	Done	Done	Done	15893
3301	Done	Done	Done	Done	Done	Done	16336
3313	Done	Done	Done	Done	Done	Done	17194
3319	Done	Done	Done	Done	Done	Done	16671
3323	Done	Done	Done	Done	Done	Done	16481
3329	Done	Done	Done	Done	Done	Done	16463
3331	Done	Done	Done	Done	Done	Done	15361
3343	Done	Done	Done	Done	Done	Done	16677
3347	Done	Done	Done	Done	Done	Done	15770
3361	Done	Done	Done	Done	Done	Done	16029
3371	Done	Done	Done	Done	Done	Done	16002
3373	Done	Done	Done	Done	Done	Done	15741
3389	Done	Done	Done	Done	Done	Done	15223
3391	Done	Done	Done	Done	Done	Done	15634
3407	Done	Done	Done	Done	Done	Done	15689
3433	Done	Done	Done	Done	Done	Done	15721
3449	Done	Done	Done	Done	Done	Done	15251
3457	Done	Done	Done	Done	Done	Done	15445
3461	Done	Done	Done	Done	Done	Done	16062
3463	Done	Done	Done	Done	Done	Done	15941
3469	Done	Done	Done	Done	Done	Done	14863
3491	Done	Done	Done	Done	Done	Done	16283
3499	Done	Done	Done	Done	Done	Done	16343
3511	Done	Done	Done	Done	Done	Done	18948
3517	Done	Done	Done	Done	Done	Done	14162
3527	Done	Done	Done	Done	Done	Done	14611
3529	Done	Done	Done	Done	Done	Done	13697
3533	Done	Done	Done	Done	Done	Done	13135
3539	Done	Done	Done	Done	Done	Done	11640
3541	Done	Done	Done	Done	Done	Done	14922
3557	Done	Done	Done	Done	Done	Done	14922
3559	Done	Done	Done	Done	Done	Done	15155
3571	Done	Done	Done	Done	Done	Done	16249
3581	Done	Done	Done	Done	Done	Done	11066
3583	Done	Done	Done	Done	Done	Done	12324
3593	Done	Done	Done	Done	Done	Done	16606
3607	Done	Done	Done	Done	Done	Done	21455
3613	Done	Done	Done	Done	Done	Done	19598
3617	Done	Done	Done	Done	Done	Done	20286
3623	Done	Done	Done	Done	Done	Done	17608
3631	Done	Done	Done	Done	Done	Done	15057
3643	Done	Done	Done	Done	Done	Done	19668
3659	Done	Done	Done	Done	Done	Done	19886
3671	Done	Done	Done	Done	Done	Done	17064
3677	Done	Done	Done	Done	Done	Done	16724
3697	Done	Done	Done	Done	Done	Done	18628
3701	Done	Done	Done	Done	Done	Done	19162
3709	Done	Done	Done	Done	Done	Done	14109
3719	Done	Done	Done	Done	Done	Done	14667
3727	Done	Done	Done	Done	Done	Done	17361
3739	Done	Done	Done	Done	Done	Done	14369
3761	Done	Done	Done	Done	Done	Done	15328
3767	Done	Done	Done	Done	Done	Done	16351
3769	Done	Done	Done	Done	Done	Done	16040
3779	Done	Done	Done	Done	Done	Done	18464
3793	Done	Done	Done	Done	Done	Done	17161
3797	Done	Done	Done	Done	Done	Done	14927
3803	Done	Done	Done	Done	Done	Done	15708
3821	Done	Done	Done	Done	Done	Done	17185
3823	Done	Done	Done	Done	Done	Done	15188
3851	Done	Done	Done	Done	Done	Done	14667
3853	Done	Done	Done	Done	Done	Done	16585
3863	Done	Done	Done	Done	Done	Done	14147
3877	Done	Done	Done	Done	Done	Done	17390
3889	Done	Done	Done	Done	Done	Done	14017
3907	Done	Done	Done	Done	Done	Done	14538
3911	Done	Done	Done	Done	Done	Done	13154
3923	Done	Done	Done	Done	Done	Done	13497
3929	Done	Done	Done	Done	Done	Done	14537
3931	Done	Done	Done	Done	Done	Done	15578
3943	Done	Done	Done	Done	Done	Done	14147
3947	Done	Done	Done	Done	Done	Done	13497
3967	Done	Done	Done	Done	Done	Done	14028
3989	Done	Done	Done	Done	Done	Done	13887
4001	Done	Done	Done	Done	Done	Done	17732
4003	Done	Done	Done	Done	Done	Done	19168
4013	Done	Done	Done	Done	Done	Done	18871
4019	Done	Done	Done	Done	Done	Done	18183
4027	Done	Done	Done	Done	Done	Done	19289
4051	Done	Done	Done	Done	Done	Done	19440
4057	Done	Done	Done	Done	Done	Done	19132
4073	Done	Done	Done	Done	Done	Done	19683
4079	Done	Done	Done	Done	Done	Done	Done	32859
4091	Done	Done	Done	Done	Done	Done	16227
4093	Done	Done	Done	Done	Done	Done	19127
4099	Done	Done	Done	Done	Done	Done	20609
4129	Done	Done	Done	Done	Done	Done	19568
4133	Done	Done	Done	Done	Done	Done	18546
4139	Done	Done	Done	Done	Done	Done	18742
4153	Done	Done	Done	Done	Done	Done	19376
4157	Done	Done	Done	Done	Done	Done	16377
4159	Done	Done	Done	Done	Done	Done	Done	26697
4177	Done	Done	Done	Done	Done	Done	18958
4201	Done	Done	Done	Done	Done	Done	19377
4211	Done	Done	Done	Done	Done	Done	19963
4217	Done	Done	Done	Done	Done	Done	20599
4229	Done	Done	Done	Done	Done	Done	19092
4231	Done	Done	Done	Done	Done	Done	18318
4241	Done	Done	Done	Done	Done	Done	28854
4259	Done	Done	Done	Done	Done	Done	18132
4271	Done	Done	Done	Done	Done	Done	10051
4273	Done	Done	Done	Done	Done	Done	12055
4283	Done	Done	Done	Done	Done	Done	12243
4289	Done	Done	Done	Done	Done	Done	16388
4297	Done	Done	Done	Done	Done	Done	29223
4327	Done	Done	Done	Done	Done	Done	14551
4337	Done	Done	Done	Done	Done	Done	15555
4339	Done	Done	Done	Done	Done	Done	14662
4357	Done	Done	Done	Done	Done	Done	14195
4373	Done	Done	Done	Done	Done	Done	15867
4391	Done	Done	Done	Done	Done	Done	18296
4397	Done	Done	Done	Done	Done	Done	14041
4409	Done	Done	Done	Done	Done	Done	17330
4421	Done	Done	Done	Done	Done	Done	15882
4441	Done	Done	Done	Done	Done	Done	18696
4447	Done	Done	Done	Done	Done	Done	15179
4451	Done	Done	Done	Done	Done	Done	14598
4457	Done	Done	Done	Done	Done	Done	15712
4463	Done	Done	Done	Done	Done	Done	17651
4481	Done	Done	Done	Done	Done	Done	16726
4483	Done	Done	Done	Done	Done	Done	16924
4493	Done	Done	Done	Done	Done	Done	17680
4513	Done	Done	Done	Done	Done	Done	15922
4517	Done	Done	Done	Done	Done	Done	15083
4519	Done	Done	Done	Done	Done	Done	16327
4523	Done	Done	Done	Done	Done	Done	17653
4547	Done	Done	Done	Done	Done	Done	18829
4549	Done	Done	Done	Done	Done	Done	17438
4561	Done	Done	Done	Done	Done	Done	15873
4591	Done	Done	Done	Done	Done	Done	32174
4597	Done	Done	Done	Done	Done	Done	14603
4603	Done	Done	Done	Done	Done	Done	13585
4621	Done	Done	Done	Done	Done	Done	14780
4637	Done	Done	Done	Done	Done	Done	17256
4639	Done	Done	Done	Done	Done	Done	14001
4643	Done	Done	Done	Done	Done	Done	15676
4649	Done	Done	Done	Done	Done	Done	14041
4651	Done	Done	Done	Done	Done	Done	16212
4657	Done	Done	Done	Done	Done	Done	15851
4663	Done	Done	Done	Done	Done	Done	16334
4673	Done	Done	Done	Done	Done	Done	14822
4679	Done	Done	Done	Done	Done	Done	16985
4691	Done	Done	Done	Done	Done	Done	16391
4723	Done	Done	Done	Done	Done	Done	16317
4733	Done	Done	Done	Done	Done	Done	15051
4759	Done	Done	Done	Done	Done	Done	12816
4783	Done	Done	Done	Done	Done	Done	14353
4787	Done	Done	Done	Done	Done	Done	15531
4789	Done	Done	Done	Done	Done	Done	16285
4793	Done	Done	Done	Done	Done	Done	15769
4799	Done	Done	Done	Done	Done	Done	13233
4801	Done	Done	Done	Done	Done	Done	16137
4813	Done	Done	Done	Done	Done	Done	15256
4817	Done	Done	Done	Done	Done	Done	15508
4831	Done	Done	Done	Done	Done	Done	13709
4861	Done	Done	Done	Done	Done	Done	15188
4877	Done	Done	Done	Done	Done	Done	11780
4889	Done	Done	Done	Done	Done	Done	14193
4903	Done	Done	Done	Done	Done	Done	12926
4909	Done	Done	Done	Done	Done	Done	12799
4919	Done	Done	Done	Done	Done	Done	16489
4931	Done	Done	Done	Done	Done	Done	14653
4933	Done	Done	Done	Done	Done	Done	22768
4937	Done	Done	Done	Done	Done	Done	15781
4943	Done	Done	Done	Done	Done	Done	16943
4951	Done	Done	Done	Done	Done	Done	15665
4957	Done	Done	Done	Done	Done	Done	14891
4967	Done	Done	Done	Done	Done	Done	16041
4969	Done	Done	Done	Done	Done	Done	17291
4973	Done	Done	Done	Done	Done	Done	15841
4987	Done	Done	Done	Done	Done	Done	14104
4993	Done	Done	Done	Done	Done	Done	15932
4999	Done	Done	Done	Done	Done	Done	14706

ECM on Fermat numbers

Digits in factor	25	30	35	40	45	50	55	60	65	70	75
Bound #1	50k	250k	1M	3M	11M	44M	110M	260M	800M	2400M	7200M
Curves to test	280	640	1566	4588	9201	16550	40830	105362	194238	350860	567615
F12	Done	Done	Done	Done	Done	Done	Done	Done	109164
F13	Done	Done	Done	Done	Done	Done	Done	Done	60989
F14	Done	Done	Done	Done	Done	Done	Done	Done	Done	110173
F15	Done	Done	Done	Done	Done	Done	Done	Done	145857
F16	Done	Done	Done	Done	Done	Done	Done	21524
F17	Done	Done	Done	Done	Done	Done	Done	38541
F18	Done	Done	Done	Done	Done	Done	20233
F19	Done	Done	Done	Done	Done	12491
F20	Done	Done	Done	Done	Done	6691
F21	Done	Done	Done	Done	Done	2443
F22	Done	Done	Done	Done	3395
F23	Done	Done	Done	Done	1341
F24	Done	Done	Done	Done	1372
F25	Done	Done	Done	988
F26	Done	Done	1533
F27	Done	Done	293
F28	Done	186
F29	Done	80

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ECM on Mersenne numbers with no known factors

ECM on Mersenne numbers with known factors

ECM on Fermat numbers