332 265 497 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed PRP test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2695000
B2 =	45141250

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2018-10-03	Caglark	48945A11991C19__	155433747	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-20	Mark Rose	NF	no factor TF: 80-81
2023-03-20	Mark Rose	NF	no factor TF: 79-80
2018-11-06	Canopus	NF-PM1	B1=2695000, B2=45141250
2018-10-03	Caglark	C-PRP	48945A11991C19__
2015-12-06	NR	NF	no factor TF: 78-79
2015-12-06	NR	NF	no factor TF: 77-78
2015-11-14	srow7	NF	no factor TF: 76-77
2015-03-09	Team_Inspector	NF	no factor TF: 75-76
2013-01-11	LaurV	NF	no factor TF: 74-75
2012-03-11	Team_Inspector	NF	no factor TF: 73-74
2011-08-03	Team_Inspector	NF	no factor TF: 72-73
2011-08-01	Team_Inspector	NF	no factor TF: 71-72
2011-05-25	Grant McCracken	NF	no factor TF: 70-71
2009-12-01	Team_Inspector	NF	no factor TF: 69-70
2009-06-06	Team_Inspector	NF	no factor TF: 68-69