332 198 957 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 =	2000000
B2 =	80000000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=11	2025-11-12	iucas	7AFF773E3B97A351	0	1	3

History

Date	User	Type	Result
2025-11-12	Mark Filipski	CERT	Proof certified good
2025-11-12	iucas	C-PRP	Proof Certified Good Proof Power: 11
2021-11-26	Dobri	NF	no factor TF: 1-68
2021-09-10	Kriesel	NF-PM1	B1=2000000, B2=80000000
2021-09-10	Kriesel	NF	no factor TF: 80-81
2021-09-10	Kriesel	NF	no factor TF: 79-80
2016-05-29	-anonymous-	NF	no factor TF: 78-79
2015-03-03	Team_Inspector	NF	no factor TF: 77-78
2011-10-02	KAMCOBILL	NF-PM1	B1=4880000
2011-02-17	rdannels	NF	no factor TF: 76-77
2011-02-17	rdannels	NF	no factor TF: 75-76
2009-04-16	KC	NF	no factor TF: 74-75
2009-04-07	KC	NF	no factor TF: 73-74
2009-04-02	KC	NF	no factor TF: 72-73
2009-01-06	Team_Inspector	NF	no factor TF: 71-72
2009-01-04	Team_Inspector	NF	no factor TF: 70-71
2008-11-01	Team_Inspector	NF	no factor TF: 69-70
2008-10-31	Team_Inspector	NF	no factor TF: 68-69