332 201 953 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 =	3000000
B2 =	79500000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-09-07	Simon Josefsson	1E55F59CAEF05A67	313428219	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-15	Mark Rose	NF	no factor TF: 80-81
2023-03-15	Mark Rose	NF	no factor TF: 79-80
2022-09-19	Jan S.	CERT	Proof certified good
2022-09-07	Simon Josefsson	C-PRP	1E55F59CAEF05A67 Proof Certified Good Proof Power: 7
2015-06-19	aurashift	NF-PM1	B1=3000000, B2=79500000, E=12
2011-03-26	amphoria	NF	no factor TF: 78-79
2011-03-26	amphoria	NF	no factor TF: 77-78
2011-03-26	amphoria	NF	no factor TF: 76-77
2011-03-02	Sebastian Hornbostel	NF	no factor TF: 75-76
2009-07-30	Gvozdev A. Feodor	NF	no factor TF: 74-75
2009-07-25	Gvozdev A. Feodor	NF	no factor TF: 73-74
2009-03-14	Sam	NF	no factor TF: 72-73
2009-03-01	Sam	NF	no factor TF: 71-72
2009-02-26	Team_Inspector	NF	no factor TF: 70-71
2008-11-15	Team_Inspector	NF	no factor TF: 69-70
2008-11-15	Team_Inspector	NF	no factor TF: 68-69