332 231 213 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 =	5670000
B2 =	5670000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-06-20	kracker	EF663D5B541C0898	0	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-07-07	Kriesel	CERT	Proof certified good
2023-06-20	kracker	C-PRP	EF663D5B541C0898 Proof Certified Good Proof Power: 8
2023-04-15	Mark Rose	NF	no factor TF: 80-81
2023-04-15	Mark Rose	NF	no factor TF: 79-80
2013-10-06	Bill Staffen	NF	no factor TF: 78-79
2013-10-05	Bill Staffen	NF	no factor TF: 77-78
2010-04-27	Alan Pearmain	NF	no factor TF: 76-77
2010-03-31	Alan Pearmain	NF	no factor TF: 75-76
2010-03-18	Alan Pearmain	NF-PM1	B1=5670000
2009-09-09	Aflatoxin	NF	no factor TF: 74-75
2009-09-03	Aflatoxin	NF	no factor TF: 73-74
2009-08-31	Aflatoxin	NF	no factor TF: 72-73
2009-08-29	Aflatoxin	NF	no factor TF: 71-72
2009-08-29	Aflatoxin	NF	no factor TF: 70-71
2009-08-27	Team_Inspector	NF	no factor TF: 69-70
2009-05-07	Team_Inspector	NF	no factor TF: 68-69