332 318 317 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 =	62658750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-06-06	Chelle	8CCC4F5158D3266D	137346062	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-16	Mark Rose	NF	no factor TF: 80-81
2021-06-08	Simon Josefsson	CERT	Proof certified good
2021-06-06	Chelle	C-PRP	Proof Certified Good Proof Power: 8
2017-04-26	Matthew Millar	NF-PM1	B1=2695000, B2=62658750
2016-03-21	dh1	NF	no factor TF: 79-80
2016-03-21	dh1	NF	no factor TF: 78-79
2016-03-21	dh1	NF	no factor TF: 77-78
2016-03-21	dh1	NF	no factor TF: 76-77
2016-01-23	Team_Inspector	NF	no factor TF: 75-76
2015-03-06	Team_Inspector	NF	no factor TF: 74-75
2013-10-21	Team_Inspector	NF	no factor TF: 73-74
2011-09-11	Grant McCracken	NF	no factor TF: 72-73
2011-09-10	Grant McCracken	NF	no factor TF: 71-72
2011-04-23	Grant McCracken	NF	no factor TF: 70-71
2010-10-04	Sunfish	NF	no factor TF: 69-70
2009-09-01	Team_Inspector	NF	no factor TF: 68-69