332 297 131 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	3000000
B2 =	83250000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=11	2025-06-27	iucas	83742C4C9D00D804	0	1	3

History

Date	User	Type	Result
2025-06-28	chenyz	CERT	Proof certified good
2025-06-27	iucas	C-PRP	83742C4C9D00D804 Proof Certified Good Proof Power: 11
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-12	Mark Rose	NF	no factor TF: 80-81
2023-04-12	Mark Rose	NF	no factor TF: 79-80
2020-08-27	el grocco	NF	no factor TF: 78-79
2016-12-17	aurashift	NF-PM1	B1=3000000, B2=83250000, E=12
2015-11-30	srow7	NF	no factor TF: 77-78
2015-11-20	srow7	NF	no factor TF: 76-77
2015-01-04	Jacques MOLNE	NF	no factor TF: 75-76
2013-10-07	ktony	NF	no factor TF: 74-75
2013-05-19	kracker	NF	no factor TF: 73-74
2013-01-13	LaurV	NF	no factor TF: 72-73
2011-06-19	Grant McCracken	NF	no factor TF: 71-72
2011-04-13	Grant McCracken	NF	no factor TF: 70-71
2010-06-19	Sunfish	NF	no factor TF: 69-70
2009-07-15	Sunfish	NF	no factor TF: 68-69