332 354 431 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	5055000
B2 =	5055000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2019-11-26	Andrei Piaive	C395ABB495C79C__	29095452	1	3

History

Date	User	Type	Result
2024-04-30	Grant McCracken	NF	no factor TF: 70-71
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-30	Mark Rose	NF	no factor TF: 80-81
2023-03-30	Mark Rose	NF	no factor TF: 79-80
2023-01-26	Mark Rose	NF	no factor TF: 78-79
2022-05-03	Jon Pace	NF	no factor TF: 77-78
2022-04-28	bayanne	NF	no factor TF: 76-77
2019-11-26	Andrei Piaive	C-PRP	C395ABB495C79C__
2019-02-11	Klaus Nordmann	NF-PM1	B1=5055000
2016-05-05	srow7	NF	no factor TF: 75-76
2014-09-26	lycorn	NF	no factor TF: 74-75
2014-07-13	Team_Inspector	NF	no factor TF: 73-74
2013-01-21	LaurV	NF	no factor TF: 72-73
2012-11-16	Grant McCracken	NF	no factor TF: 71-72
2011-02-22	Grant McCracken	NF	no factor TF: 70-71
2010-10-31	Grant McCracken	NF	no factor TF: 69-70
2010-04-27	Sunfish	NF	no factor TF: 68-69