137 274 799 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁷⁷

TF target 2⁷⁷

P-1

B1 =	1033000
B2 =	488343870

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-01-07	Samuel Schmidt	351022BB0C4761F5	10379928	1	3

History

Date	User	Type	Result
2025-01-08	Xyzzy	CERT	Proof certified good
2025-01-07	Samuel Schmidt	C-PRP	Proof Certified Good Proof Power: 9
2024-09-18	Simon Josefsson	NF-PM1	B1=1033000, B2=488343870
2024-07-28	TheJudger	NF	no factor TF: 76-77
2024-07-26	JacobZ	NF	no factor TF: 75-76
2023-01-12	SRBase	NF	no factor TF: 74-75
2021-07-31	SRBase	NF	no factor TF: 73-74
2020-10-26	SRBase	NF	no factor TF: 72-73
2016-09-13	nate.anders	NF	no factor TF: 71-72
2016-03-10	dbaugh	NF	no factor TF: 70-71
2016-02-27	Smok_bmv	NF	no factor TF: 69-70
2016-02-24	AK76	NF	no factor TF: 68-69
2016-02-19	dbaugh	NF	no factor TF: 67-68
2015-02-12	rubikvn2100	NF	no factor TF: 66-67
2012-11-12	Richard	NF	no factor TF: 65-66
2010-11-30	Torchwood Institute	NF	no factor TF: 64-65
2010-06-16	Richard	NF	no factor TF: 63-64