332 288 387 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

No known factors, not tested for primality

TF

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2000000
B2 =	128510580

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2025-05-26	BigHero8	PRP test	PRP	99.97 %	2025-08-09

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor from 2^67 to 2^68
2023-06-18	JacobZ	NF-PM1	B1=2000000, B2=128510580
2023-01-05	Mark Rose	NF	no factor from 2^80 to 2^81
2023-01-05	Mark Rose	NF	no factor from 2^79 to 2^80
2020-08-25	Team_Inspector	NF	no factor from 2^78 to 2^79
2020-07-31	Team_Inspector	NF	no factor from 2^77 to 2^78
2018-07-28	Team_Inspector	NF	no factor from 2^76 to 2^77
2015-07-31	Team_Inspector	NF	no factor from 2^75 to 2^76
2014-11-01	Team_Inspector	NF	no factor from 2^74 to 2^75
2013-03-10	ktony	NF	no factor from 2^73 to 2^74
2012-12-17	Team_Inspector	NF	no factor from 2^72 to 2^73
2011-09-16	Grant McCracken	NF	no factor from 2^71 to 2^72
2011-05-05	Grant McCracken	NF	no factor from 2^70 to 2^71
2010-06-10	Sunfish	NF	no factor from 2^69 to 2^70
2009-08-11	Team_Inspector	NF	no factor from 2^68 to 2^69