37 633 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
14410127297	11	33.7	old
187871161537	12	37.5	2008-08-26 19:59:51
86207569693651995480919	23	76.2	2010-04-27 03:40:03
11995465706806679883014681	26	83.3	2010-05-06 17:30:57
1013305093161706977172244412199971241	37	119.6	2021-09-01 16:38:55

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	809 / 4588

Estimated T-Level: 35.9 ⓘ

TF below 2^114 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-21	Oliver Kruse	C2FA378086D279A6	4	0	1	3
Verified (Factored)	2017-10-02	kkmrkkblmbrbk	C2FA378086D279A6	4	0	1	3
Verified (Factored)	2017-12-07	ATH	C2FA378086D279A6	4	18752	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	9FB6D16E8110559B	4	1113	5	3
Verified	2021-09-01	SRJ2877	9FB6D16E8110559B	5	35305	5	3

History

Date	User	Type	Result
2022-08-23	nordi	NF-PM1	B1=2000000000, B2=408370353971580
2022-08-14	nordi	NF-PM1	B1=2000000000
2021-09-01	SRJ2877	C-PRP	M37633/14410127297/187871161537/86207569693651995480919/11995465706806679883014681/1013305093161706977172244412199971241 : 9FB6D16E8110559B PRP: Verified PRP without proof (small exponent)
2021-09-01	debrouxl	F-ECM	Factor: 1013305093161706977172244412199971241 / (ECM curve 145, B1=3000000, B2=300000000, Sigma=8648122493681434)
2021-05-13	ATH	NF-PP1	Start=2/7, B1=100000000, B2=10000000000
2020-04-17	Oliver Kruse	C-PRP	M37633/14410127297/187871161537/86207569693651995480919/11995465706806679883014681 : 9FB6D16E8110559B PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M37633/14410127297/187871161537/86207569693651995480919/11995465706806679883014681 : C2FA378086D279A6 PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M37633/14410127297/187871161537/86207569693651995480919/11995465706806679883014681 : C2FA378086D279A6 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M37633/14410127297/187871161537/86207569693651995480919/11995465706806679883014681 : C2FA378086D279A6 PRP without proof (not generated)
2016-11-02	kkmrkkblmbrbk	NF-PM1	B1=200000000, B2=5000000000, E=12
2010-05-06	James Hintz	F-ECM	Factor: 11995465706806679883014681
2010-04-27	James Hintz	F-ECM	Factor: 86207569693651995480919
2008-08-26	-Anonymous-	F	Factor: 187871161537