137 322 169 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 =	676000
B2 =	31127040

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-01-19	ky0uraku	A4D40056E766A838	6120286	1	3

History

Date	User	Type	Result
2025-01-20	Chris Rycroft	CERT	Proof certified good
2025-01-19	ky0uraku	C-PRP	A4D40056E766A838 Proof Certified Good Proof Power: 9
2024-09-17	Ryan Propper	NF-PM1	B1=676000, B2=31127040
2024-08-08	Vili	NF	no factor TF: 76-77
2024-07-05	La Güira	NF	no factor TF: 75-76
2024-05-06	Greg	NF	no factor TF: 70-71
2023-01-12	SRBase	NF	no factor TF: 74-75
2021-07-31	SRBase	NF	no factor TF: 73-74
2020-12-13	Yxinity	NF	no factor TF: 72-73
2016-07-01	Josh Famestad	NF	no factor TF: 71-72
2016-06-13	Josh Famestad	NF	no factor TF: 70-71
2016-05-19	Choi4KANG	NF	no factor TF: 69-70
2016-04-03	Choi4KANG	NF	no factor TF: 68-69
2016-02-19	dbaugh	NF	no factor TF: 67-68
2015-02-04	GrunwalderGIMP	NF	no factor TF: 66-67
2012-11-17	Richard	NF	no factor TF: 65-66
2011-01-30	dsl	NF	no factor TF: 64-65
2010-06-10	James Heinrich	NF	no factor TF: 63-64