332 311 183 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=7	2021-11-14	Simon Josefsson	93897B72B999618F	116097764	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
2021-11-18	ATH	CERT	Proof certified good
2021-11-14	Simon Josefsson	C-PRP	Proof Certified Good Proof Power: 7
2018-08-01	ANONYMOUS	NF-PM1	B1=3615000
2017-11-21	Yaroslav Berezhko	NF	no factor TF: 76-80
2015-11-07	Team_Inspector	NF	no factor TF: 75-76
2015-01-22	Team_Inspector	NF	no factor TF: 74-75
2013-08-02	Team_Inspector	NF	no factor TF: 73-74
2013-01-15	LaurV	NF	no factor TF: 72-73
2012-02-22	Grant McCracken	NF	no factor TF: 71-72
2011-06-18	Grant McCracken	NF	no factor TF: 70-71
2010-06-01	Sunfish	NF	no factor TF: 69-70
2009-08-13	Team_Inspector	NF	no factor TF: 68-69