332 318 731 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 =	2394000
B2 =	86681000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2021-01-14	Simon Josefsson	E174B126B1455FDC	63725920	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-23	Mark Rose	NF	no factor TF: 80-81
2023-03-23	Mark Rose	NF	no factor TF: 79-80
2021-01-15	rucio	CERT	Proof certified good
2021-01-14	Simon Josefsson	C-PRP	E174B126B1455FDC Proof Certified Good Proof Power: 7
2020-11-18	Simon Josefsson	NF-PM1	B1=2394000, B2=86681000
2020-11-11	Runtime Error	NF	no factor TF: 78-79
2020-11-03	Team_Inspector	NF	no factor TF: 77-78
2020-07-29	el grocco	NF	no factor TF: 76-77
2016-01-12	Team_Inspector	NF	no factor TF: 75-76
2015-03-10	Team_Inspector	NF	no factor TF: 74-75
2013-10-20	Team_Inspector	NF	no factor TF: 73-74
2011-09-02	Grant McCracken	NF	no factor TF: 72-73
2011-08-30	Grant McCracken	NF	no factor TF: 71-72
2011-06-11	Grant McCracken	NF	no factor TF: 70-71
2010-10-05	Sunfish	NF	no factor TF: 69-70
2009-09-03	Team_Inspector	NF	no factor TF: 68-69