139 056 011 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 =	908000
B2 =	133248822

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2025-03-16	EvgenyK	137B1738AAC55BFC	84095196	1	3

History

Date	User	Type	Result
2025-03-16	coffeeguy	CERT	Proof certified good
2025-03-16	EvgenyK	C-PRP	137B1738AAC55BFC Proof Certified Good Proof Power: 8
2024-09-08	infinigon	NF	no factor TF: 76-77
2024-09-08	tsc	NF-PM1	B1=908000, B2=133248822
2024-07-19	SRBase	NF	no factor TF: 75-76
2023-01-18	SRBase	NF	no factor TF: 74-75
2021-08-07	SRBase	NF	no factor TF: 73-74
2020-11-16	SRBase	NF	no factor TF: 72-73
2017-06-03	glennpat	NF	no factor TF: 71-72
2017-01-29	proxy2222	NF	no factor TF: 70-71
2016-08-20	Andrew B	NF	no factor TF: 69-70
2016-08-17	Andrew B	NF	no factor TF: 68-69
2016-08-13	proxy2222	NF	no factor TF: 67-68
2015-02-09	nEtcoOK	NF	no factor TF: 66-67
2012-11-21	Cire Sivad	NF	no factor TF: 65-66
2010-12-05	Ali	NF	no factor TF: 64-65
2010-06-13	carlos56	NF	no factor TF: 63-64