137 596 009 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 =	1153000
B2 =	1063689660

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2025-07-06	curtisc	A8BE12A4B4CF775A	103406935	1	3
Verified	Certified Good Power=8	2025-07-14	benbradley	A8BE12A4B4CF775A	92224810	1	3

History

Date	User	Type	Result
2025-07-14	curtisc	CERT	Proof certified good
2025-07-14	benbradley	C-PRP	Proof Certified Good Proof Power: 8
2025-07-06	Fabrice Bellet	CERT	Proof certified good
2025-07-06	curtisc	C-PRP	Proof Certified Good Proof Power: 8
2024-09-18	Luke Durant	NF-PM1	B1=1153000, B2=1063689660
2024-08-04	minikv116	NF	no factor TF: 76-77
2024-07-13	SRBase	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
2020-10-23	SRBase	NF	no factor TF: 72-73
2016-04-24	Mihai Preda	NF	no factor TF: 71-72
2016-04-18	Mihai Preda	NF	no factor TF: 70-71
2016-04-15	Xebecer	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
2015-02-04	Karol T	NF	no factor TF: 66-67
2012-11-18	Richard	NF	no factor TF: 65-66
2010-12-01	vapaddy	NF	no factor TF: 64-65
2010-06-11	Mr-Plonk	NF	no factor TF: 63-64