332 226 353 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 =	4305000
B2 =	4305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	PRP without proof (not generated)	2019-03-11	S. Dollard	836A2A39E4B716B7	259775960	1	3
Verified	Certified Good Power=10	2025-02-16	Resolver	836A2A39E4B716B7	0	1	3

History

Date	User	Type	Result
2025-02-16	George Woltman	CERT	Proof certified good
2025-02-16	Resolver	C-PRP	836A2A39E4B716B7 Proof Certified Good Proof Power: 10
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
2023-02-20	Mark Rose	NF	no factor TF: 78-79
2019-03-11	S. Dollard	C-PRP	836A2A39E4B716B7
2018-08-23	S. Dollard	NF-PM1	B1=4305000
2015-08-28	NR	NF	no factor TF: 77-78
2015-08-28	NR	NF	no factor TF: 76-77
2011-04-19	Sebastian Hornbostel	NF	no factor TF: 75-76
2011-04-09	Christian Geschwentner	NF	no factor TF: 74-75
2010-09-14	Team_Inspector	NF	no factor TF: 73-74
2010-09-08	Team_Inspector	NF	no factor TF: 72-73
2010-09-05	Team_Inspector	NF	no factor TF: 71-72
2010-02-22	Grant McCracken	NF	no factor TF: 70-71
2009-11-07	Team_Inspector	NF	no factor TF: 69-70
2008-12-27	Team_Inspector	NF	no factor TF: 68-69