139 760 993 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 =	814000
B2 =	82171530

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2025-01-31	NStorm	BBEC5D8F3687BDF6	61180026	1	3

History

Date	User	Type	Result
2025-01-31	Chuck	CERT	Proof certified good
2025-01-31	NStorm	C-PRP	BBEC5D8F3687BDF6 Proof Certified Good Proof Power: 10
2024-09-25	Ryan Propper	NF-PM1	B1=814000, B2=82171530
2024-08-17	Luke Durant	NF	no factor TF: 76-77
2024-07-29	Wentao Huang	NF	no factor TF: 69-70
2024-07-29	Wentao Huang	NF	no factor TF: 68-69
2024-07-19	SRBase	NF	no factor TF: 75-76
2023-01-16	SRBase	NF	no factor TF: 74-75
2021-08-09	SRBase	NF	no factor TF: 73-74
2020-10-25	SRBase	NF	no factor TF: 72-73
2017-02-18	guru	NF	no factor TF: 71-72
2017-02-18	proxy2222	NF	no factor TF: 70-71
2016-08-27	Derek	NF	no factor TF: 69-70
2016-08-27	Derek	NF	no factor TF: 68-69
2016-07-25	proxy2222	NF	no factor TF: 67-68
2015-02-11	fireredd	NF	no factor TF: 66-67
2012-11-27	-anonymous-	NF	no factor TF: 65-66
2010-12-08	Thomas Stork	NF	no factor TF: 64-65
2010-06-13	carlos56	NF	no factor TF: 63-64