332 306 609 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 =	3165000
B2 =	104445000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2026-03-15	Lurling	40CBE28CCEF1F28D	149679912	1	3

History

Date	User	Type	Result
2026-03-15	Kriesel	CERT	Proof certified good
2026-03-15	Lurling	C-PRP	Proof Certified Good Proof Power: 9
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2016-07-29	dh1	NF	no factor TF: 80-81
2016-07-29	dh1	NF	no factor TF: 79-80
2016-07-29	dh1	NF	no factor TF: 78-79
2016-07-29	dh1	NF	no factor TF: 77-78
2016-01-20	aurashift	NF	no factor TF: 76-77
2015-12-31	aurashift	NF-PM1	B1=3165000, B2=104445000, E=12
2015-09-17	Team_Inspector	NF	no factor TF: 75-76
2014-01-02	Grant McCracken	NF	no factor TF: 74-75
2013-03-18	Team_Inspector	NF	no factor TF: 73-74
2013-01-14	LaurV	NF	no factor TF: 72-73
2011-09-07	Grant McCracken	NF	no factor TF: 71-72
2011-07-28	Grant McCracken	NF	no factor TF: 70-71
2010-05-18	Sunfish	NF	no factor TF: 69-70
2009-08-04	Team_Inspector	NF	no factor TF: 68-69