332 300 257 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 2⁸¹

TF target 2⁸¹

Assignments

Assigned	User	Work Type	Stage	% Done	Updated	Est Complete	Expired
2025-06-30	alang8152	PRP			2025-07-02	2025-07-09

P-1

B1 =	2740000
B2 =	28085000

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2022-12-20	Naegi Makoto	NF	no factor TF: 80-81
2022-12-20	Naegi Makoto	NF	no factor TF: 79-80
2022-11-19	Naegi Makoto	NF	no factor TF: 78-79
2021-06-26	Jon Pace	NF	no factor TF: 77-78
2018-07-17	drisg	NF-PM1	B1=2740000, B2=28085000
2011-01-24	Tom Duell	NF	no factor TF: 75-76
2011-01-24	Tom Duell	NF	no factor TF: 76-77
2011-01-24	Tom Duell	NF	no factor TF: 74-75
2011-01-24	Tom Duell	NF	no factor TF: 73-74
2011-01-24	Tom Duell	NF	no factor TF: 72-73
2011-01-20	vats09	NF	no factor TF: 71-72
2011-01-20	vats09	NF	no factor TF: 70-71
2010-09-28	Sunfish	NF	no factor TF: 69-70
2009-07-09	Team_Inspector	NF	no factor TF: 68-69