332 241 311 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 =	5305000
B2 =	5305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2025-04-03	ANONYMOUS	E5749F837235FF3F	161827758	1	3

History

Date	User	Type	Result
2025-04-03	Kriesel	CERT	Proof certified good
2025-04-03	ANONYMOUS	C-PRP	E5749F837235FF3F Proof Certified Good Proof Power: 8
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2020-08-11	el grocco	NF	no factor TF: 80-81
2020-08-09	el grocco	NF	no factor TF: 79-80
2020-08-08	el grocco	NF	no factor TF: 78-79
2020-05-15	Team_Inspector	NF	no factor TF: 77-78
2013-03-10	SETIKAH	NF	no factor TF: 76-77
2012-12-20	SETIKAH	NF-PM1	B1=5305000
2011-07-13	SETIKAH	NF	no factor TF: 75-76
2011-06-04	SETIKAH	NF	no factor TF: 74-75
2011-05-11	Christian Geschwentner	NF	no factor TF: 73-74
2011-04-28	Christian Geschwentner	NF	no factor TF: 72-73
2010-11-15	Team_Inspector	NF	no factor TF: 71-72
2009-09-18	Team_Inspector	NF	no factor TF: 70-71
2009-05-20	Team_Inspector	NF	no factor TF: 69-70
2009-02-04	Team_Inspector	NF	no factor TF: 68-69