332 319 131 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 =	3615000
B2 =	3615000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2022-10-11	Noodles	4EF351902431A77E	0	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-17	Mark Rose	NF	no factor TF: 80-81
2022-10-12	Naegi Makoto	CERT	Proof certified good
2022-10-11	Noodles	C-PRP	4EF351902431A77E Proof Certified Good Proof Power: 9
2016-04-14	Alex Chen	NF-PM1	B1=3615000
2016-03-22	dh1	NF	no factor TF: 79-80
2016-03-22	dh1	NF	no factor TF: 78-79
2016-03-22	dh1	NF	no factor TF: 77-78
2016-03-22	dh1	NF	no factor TF: 76-77
2016-01-29	Team_Inspector	NF	no factor TF: 75-76
2015-03-14	Team_Inspector	NF	no factor TF: 74-75
2013-11-04	Team_Inspector	NF	no factor TF: 73-74
2011-08-15	Grant McCracken	NF	no factor TF: 72-73
2011-08-13	Grant McCracken	NF	no factor TF: 71-72
2011-05-01	Grant McCracken	NF	no factor TF: 70-71
2010-10-07	Sunfish	NF	no factor TF: 69-70
2009-09-04	Team_Inspector	NF	no factor TF: 68-69