139 760 749 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

No known factors, not tested for primality

No factors below 2⁷⁷

TF target 2⁷⁷

Assignments

Assigned	User	Work Type	Stage	% Done	Updated	Est Complete	Expired
2025-12-26	Sumurai8	PRP	PRP	66.69 %	2026-03-13	2026-03-27

P-1

B1 =	814000
B2 =	82171530

History

Date	User	Type	Result
2024-09-24	Ryan Propper	NF-PM1	B1=814000, B2=82171530
2024-08-17	Luke Durant	NF	no factor TF: 76-77
2024-07-19	SRBase	NF	no factor TF: 75-76
2023-01-16	SRBase	NF	no factor TF: 74-75
2021-08-11	SRBase	NF	no factor TF: 73-74
2020-10-23	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
2015-02-12	PALKOTAMAS	NF	no factor TF: 66-67
2012-12-04	Richard	NF	no factor TF: 65-66
2010-12-09	Richard	NF	no factor TF: 64-65
2010-06-13	zyg	NF	no factor TF: 63-64