137 586 767 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 =	1172000
B2 =	1276426470

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-03-25	ky0uraku	C9B3180678B3310A	126101792	1	3

History

Date	User	Type	Result
2025-03-25	jpetroni	CERT	Proof certified good
2025-03-25	ky0uraku	C-PRP	Proof Certified Good Proof Power: 9
2024-09-18	Luke Durant	NF-PM1	B1=1172000, B2=1276426470
2024-07-10	ANONYMOUS	NF	no factor TF: 76-77
2024-06-25	Yves de Wandelaar	NF	no factor TF: 75-76
2023-01-13	SRBase	NF	no factor TF: 74-75
2021-07-31	SRBase	NF	no factor TF: 73-74
2020-12-01	SRBase	NF	no factor TF: 72-73
2016-05-24	Mihai Preda	NF	no factor TF: 71-72
2016-04-20	Gary	NF	no factor TF: 70-71
2016-04-18	DeadPixel	NF	no factor TF: 69-70
2016-03-31	dbaugh	NF	no factor TF: 68-69
2016-02-27	dbaugh	NF	no factor TF: 67-68
2015-02-05	MagnusG	NF	no factor TF: 66-67
2012-11-17	greg3ll	NF	no factor TF: 65-66
2010-12-01	Torchwood Institute	NF	no factor TF: 64-65
2010-06-11	Torchwood Institute	NF	no factor TF: 63-64