332 202 581 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
2025-11-12	iucas	PRP	PRP	76.76 %	2025-11-20	2025-11-22

P-1

B1 =	4090000
B2 =	4090000

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2020-09-19	Albrecht Heeffer	NF	no factor TF: 80-81
2020-09-12	Albrecht Heeffer	NF	no factor TF: 79-80
2011-11-09	SETIKAH	NF-PM1	B1=4090000
2011-04-12	amphoria	NF	no factor TF: 78-79
2011-04-12	amphoria	NF	no factor TF: 77-78
2011-04-12	amphoria	NF	no factor TF: 76-77
2011-04-12	amphoria	NF	no factor TF: 75-76
2011-03-20	Sunfish	NF	no factor TF: 74-75
2010-04-29	Team_Inspector	NF	no factor TF: 73-74
2009-11-30	Team_Inspector	NF	no factor TF: 72-73
2009-10-29	Team_Inspector	NF	no factor TF: 71-72
2009-10-03	Team_Inspector	NF	no factor TF: 70-71
2008-11-19	Team_Inspector	NF	no factor TF: 69-70
2008-11-18	Team_Inspector	NF	no factor TF: 68-69