332 215 997 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 =	3195000
B2 =	45671250

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2021-12-04	Simon Josefsson	6208444030B9AD16	209786982	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-22	Mark Rose	NF	no factor TF: 80-81
2023-03-22	Mark Rose	NF	no factor TF: 79-80
2021-12-22	Team_Inspector	CERT	Proof certified good
2021-12-04	Simon Josefsson	C-PRP	6208444030B9AD16 Proof Certified Good Proof Power: 7
2015-10-14	NR	NF	no factor TF: 78-79
2015-10-14	NR	NF	no factor TF: 77-78
2010-06-13	andr113	NF	no factor TF: 76-77
2010-04-23	andr113	NF	no factor TF: 75-76
2010-03-21	andr113	NF-PM1	B1=3195000, B2=45671250
2009-09-29	andr113	NF	no factor TF: 74-75
2009-09-03	andr113	NF	no factor TF: 73-74
2009-08-16	andr113	NF	no factor TF: 72-73
2009-08-09	andr113	NF	no factor TF: 71-72
2009-08-06	Team_Inspector	NF	no factor TF: 70-71
2009-08-05	Team_Inspector	NF	no factor TF: 69-70
2009-01-16	Team_Inspector	NF	no factor TF: 68-69