332 300 497 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 =	2995000
B2 =	68885000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-01-31	Chelle	675D2B7D54C32F93	211051420	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-01	Kriesel	CERT	Proof certified good
2023-01-31	Chelle	C-PRP	675D2B7D54C32F93 Proof Certified Good Proof Power: 8
2022-12-22	Naegi Makoto	NF	no factor TF: 80-81
2022-12-22	Naegi Makoto	NF	no factor TF: 79-80
2020-08-28	el grocco	NF	no factor TF: 78-79
2020-08-04	el grocco	NF	no factor TF: 77-78
2017-08-05	TDurr	NF-PM1	B1=2995000, B2=68885000
2011-02-01	Tom Duell	NF	no factor TF: 76-77
2011-02-01	Tom Duell	NF	no factor TF: 74-75
2011-02-01	Tom Duell	NF	no factor TF: 75-76
2011-02-01	Tom Duell	NF	no factor TF: 73-74
2011-02-01	Tom Duell	NF	no factor TF: 72-73
2011-01-24	vats09	NF	no factor TF: 71-72
2011-01-24	vats09	NF	no factor TF: 70-71
2010-09-29	Sunfish	NF	no factor TF: 69-70
2009-07-09	Team_Inspector	NF	no factor TF: 68-69