332 298 511 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 =	2695000
B2 =	26950000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2025-10-19	dss	74E430BC1A440C70	25372491	1	3

History

Date	User	Type	Result
2025-10-19	Section 31	CERT	Proof certified good
2025-10-19	dss	C-PRP	74E430BC1A440C70 Proof Certified Good Proof Power: 10
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
2020-08-28	el grocco	NF	no factor TF: 78-79
2015-12-13	aurashift	NF-PM1	B1=2695000, B2=26950000
2015-12-02	srow7	NF	no factor TF: 77-78
2015-11-23	srow7	NF	no factor TF: 76-77
2015-01-05	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
2013-01-14	LaurV	NF	no factor TF: 72-73
2012-04-19	Grant McCracken	NF	no factor TF: 71-72
2011-07-09	Grant McCracken	NF	no factor TF: 70-71
2010-09-22	Sunfish	NF	no factor TF: 69-70
2009-07-17	Sunfish	NF	no factor TF: 68-69