332 235 887 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 =	2855000
B2 =	29977500

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-02-28	Simon Josefsson	FC49EC13C7AB1E65	138833581	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-18	Mark Rose	NF	no factor TF: 80-81
2023-03-18	Mark Rose	NF	no factor TF: 79-80
2022-03-13	Oliver Kruse	CERT	Proof certified good
2022-02-28	Simon Josefsson	C-PRP	FC49EC13C7AB1E65 Proof Certified Good Proof Power: 7
2013-09-18	Bill Staffen	NF	no factor TF: 78-79
2013-09-18	Bill Staffen	NF	no factor TF: 77-78
2013-05-03	Matt Lemoine	NF-PM1	B1=2855000, B2=29977500
2010-07-27	amphoria	NF	no factor TF: 76-77
2010-07-27	amphoria	NF	no factor TF: 75-76
2010-07-27	amphoria	NF	no factor TF: 70-75
2009-05-01	Team_Inspector	NF	no factor TF: 69-70
2009-01-24	Team_Inspector	NF	no factor TF: 68-69