332 316 557 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 =	2685000
B2 =	63768750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2020-08-20	Albrecht Heeffer	2E2CB736F24332A1	0	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-13	Mark Rose	NF	no factor TF: 80-81
2020-08-21	Particle	CERT	Proof certified good
2020-08-20	Albrecht Heeffer	C-PRP	Proof Certified Good Proof Power: 8
2019-11-21	CaptainEntropy	NF-PM1	B1=2685000, B2=63768750
2019-04-04	Random GPUs	NF	no factor TF: 76-80
2016-01-05	Team_Inspector	NF	no factor TF: 75-76
2013-10-30	sheng	NF	no factor TF: 74-75
2013-09-25	Team_Inspector	NF	no factor TF: 73-74
2013-01-16	LaurV	NF	no factor TF: 72-73
2012-05-19	Grant McCracken	NF	no factor TF: 71-72
2011-06-10	Grant McCracken	NF	no factor TF: 70-71
2010-09-29	Sunfish	NF	no factor TF: 69-70
2009-08-26	Team_Inspector	NF	no factor TF: 68-69