332 376 787 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 =	3160000
B2 =	89270000

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2020-01-13	William Wallace	EFA6213511942E__	12327407	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-02	Mark Rose	NF	no factor TF: 80-81
2023-04-02	Mark Rose	NF	no factor TF: 79-80
2023-01-30	Mark Rose	NF	no factor TF: 78-79
2022-05-05	Jon Pace	NF	no factor TF: 77-78
2022-04-29	bayanne	NF	no factor TF: 76-77
2020-01-13	William Wallace	C-PRP	EFA6213511942E__
2019-09-30	William Wallace	NF-PM1	B1=3160000, B2=89270000
2017-04-03	Team_Inspector	NF	no factor TF: 75-76
2015-05-20	srow7	NF	no factor TF: 74-75
2014-12-17	Jacques MOLNE	NF	no factor TF: 73-74
2013-01-23	LaurV	NF	no factor TF: 72-73
2012-12-27	Grant McCracken	NF	no factor TF: 71-72
2011-02-08	Grant McCracken	NF	no factor TF: 70-71
2010-07-15	Grant McCracken	NF	no factor TF: 69-70
2010-03-24	Grant McCracken	NF	no factor TF: 68-69