332 570 561 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 2⁸⁰

TF target 2⁸¹

Assignments

Assigned	User	Work Type	Stage	% Done	Updated	Est Complete	Expired
2022-07-19	-anonymous-	TF			2026-02-21	2030-03-19

History

Date	User	Type	Result
2025-06-16	bayanne	NF	no factor TF: 79-80
2023-11-27	TheJudger	NF	no factor TF: 78-79
2022-06-15	Jon Pace	NF	no factor TF: 77-78
2020-10-06	bayanne	NF	no factor TF: 76-77
2020-03-31	tsc	NF	no factor TF: 75-76
2016-01-31	srow7	NF	no factor TF: 74-75
2015-05-28	srow7	NF	no factor TF: 73-74
2013-07-28	Numberwang	NF	no factor TF: 72-73
2013-03-07	LaurV	NF	no factor TF: 71-72
2013-01-26	LaurV	NF	no factor TF: 70-71
2012-07-05	LaurV	NF	no factor TF: 69-70
2012-04-11	LaurV	NF	no factor TF: 68-69
2012-01-09	Grant McCracken	NF	no factor TF: 67-68