332 331 001 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
2025-10-16	dss	PRP	PRP	6.71 %	2025-10-25	2026-01-20

P-1

B1 =	1900000
B2 =	80000000

History

Date	User	Type	Result
2024-02-23	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2021-06-22	Kriesel	NF-PM1	B1=1900000, B2=80000000
2021-06-22	Kriesel	NF	no factor TF: 80-81
2021-06-22	Kriesel	NF	no factor TF: 79-80
2021-06-22	Kriesel	NF	no factor TF: 78-79
2021-05-25	Jon Pace	NF	no factor TF: 77-78
2020-07-31	el grocco	NF	no factor TF: 76-77
2011-03-21	vats09	NF	no factor TF: 71-76
2011-01-26	Grant McCracken	NF	no factor TF: 70-71
2010-12-27	Sunfish	NF	no factor TF: 69-70
2009-11-09	Grant McCracken	NF	no factor TF: 68-69