332 298 151 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
2025-06-23	-anonymous-	PRP	PRP	0.89 %	2025-06-27	2025-11-25

P-1

B1 =	4305000
B2 =	4305000

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-10	Mark Rose	NF	no factor TF: 80-81
2023-01-10	Mark Rose	NF	no factor TF: 79-80
2020-08-27	el grocco	NF	no factor TF: 78-79
2017-07-06	flip2433	NF-PM1	B1=4305000
2015-12-01	srow7	NF	no factor TF: 77-78
2015-11-22	srow7	NF	no factor TF: 76-77
2015-01-05	Jacques MOLNE	NF	no factor TF: 75-76
2013-10-06	ktony	NF	no factor TF: 74-75
2013-05-18	kracker	NF	no factor TF: 73-74
2013-01-13	LaurV	NF	no factor TF: 72-73
2011-06-20	Grant McCracken	NF	no factor TF: 71-72
2011-04-15	Grant McCracken	NF	no factor TF: 70-71
2010-06-21	Sunfish	NF	no factor TF: 69-70
2009-07-16	Sunfish	NF	no factor TF: 68-69