332 252 243 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 =	2380000
B2 =	14280000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2026-01-04	ANONYMOUS	F0A25B44BCBA0DAB	97411140	1	3

History

Date	User	Type	Result
2026-01-04	James Barran	CERT	Proof certified good
2026-01-04	ANONYMOUS	C-PRP	F0A25B44BCBA0DAB Proof Certified Good Proof Power: 10
2023-12-10	bayanne	NF	no factor TF: 80-81
2023-12-03	gcardona	NF	no factor TF: 79-80
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2015-08-15	srow7	NF-PM1	B1=2380000, B2=14280000, E=2
2013-11-27	Bill Staffen	NF	no factor TF: 78-79
2013-11-22	Bill Staffen	NF	no factor TF: 77-78
2013-10-27	Bill Staffen	NF	no factor TF: 76-77
2013-10-23	Bill Staffen	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2011-11-19	Team_Inspector	NF	no factor TF: 73-74
2011-08-29	Team_Inspector	NF	no factor TF: 72-73
2011-04-30	Christian Geschwentner	NF	no factor TF: 71-72
2010-12-09	Team_Inspector	NF	no factor TF: 70-71
2009-09-11	Team_Inspector	NF	no factor TF: 69-70
2009-03-04	Team_Inspector	NF	no factor TF: 68-69