205 937 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
55345804005426943	17	55.6	old
342308043189421822247039	24	78.2	2014-12-12 13:36:25
6596294049902073720814785023	28	92.4	2015-06-05 09:22:29
14527115491319733689217695942607839	35	113.5	2021-02-07 02:06:17

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	587 / 640

Estimated T-Level: 29.6 ⓘ

TF below 2^93 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-22	Oliver Kruse	22830C2E3AFCD7A4	3	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	22830C2E3AFCD7A4	3	93572	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	1D2D601130831AC5	3	29264	5	3
Verified	2021-02-08	mnd9	1D2D601130831AC5	4	55358	5	3
Verified	2021-02-14	-Anonymous-	1D2D601130831AC5	4	98847	5	3
Verified	2023-08-03	USAFSS	1D2D601130831AC5	4	85531	5	3

History

Date	User	Type	Result
2023-08-03	LOBES	CERT	PRP Certification Proof certified good
2023-08-03	USAFSS	C-PRP	M205937/55345804005426943/342308043189421822247039/6596294049902073720814785023/14527115491319733689217695942607839 : 1D2D601130831AC5 PRP proof power = 5 PRP: Verified Proof certified good
2022-02-09	Oliver Kruse	NF-PM1	B1=30000000, B2=10070832992220
2021-05-08	Oliver Kruse	NF-PM1	B1=30000000, B2=3000000000
2021-04-14	Jayder	CERT	PRP Certification Proof certified good
2021-02-14	-Anonymous-	C-PRP	M205937/55345804005426943/342308043189421822247039/6596294049902073720814785023/14527115491319733689217695942607839 : 1D2D601130831AC5 PRP proof power = 5 PRP: Verified Proof certified good
2021-02-08	mnd9	C-PRP	M205937/55345804005426943/342308043189421822247039/6596294049902073720814785023/14527115491319733689217695942607839 : 1D2D601130831AC5 PRP: Verified PRP without proof (small exponent)
2021-02-07	_p95holder_	F-ECM	Factor: 14527115491319733689217695942607839 / (ECM curve 3, B1=250000, B2=25000000)
2020-04-17	Oliver Kruse	C-PRP	M205937/55345804005426943/342308043189421822247039/6596294049902073720814785023 : 1D2D601130831AC5 PRP: Verified PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M205937/55345804005426943/342308043189421822247039/6596294049902073720814785023 : 22830C2E3AFCD7A4 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M205937/known_factors : 22830C2E3AFCD7A4 PRP without proof (not generated)
2015-06-05	TJAOI	F-ECM	Factor: 6596294049902073720814785023 / (ECM curve 10, B1=50000, B2=5000000)
2014-12-12	TJAOI	F-ECM	Factor: 342308043189421822247039