332 398 529 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 =	2955000
B2 =	56883750

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2018-06-05	Jon Pace	5C6C62DE9A4B6F__	149399583	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-04	Mark Rose	NF	no factor TF: 80-81
2023-04-04	Mark Rose	NF	no factor TF: 79-80
2023-02-03	Mark Rose	NF	no factor TF: 78-79
2022-05-06	Jon Pace	NF	no factor TF: 77-78
2018-06-05	Jon Pace	C-PRP	5C6C62DE9A4B6F__
2018-01-19	Jon Pace	NF-PM1	B1=2955000, B2=56883750
2016-10-16	Grant McCracken	NF	no factor TF: 76-77
2015-01-24	Jacques MOLNE	NF	no factor TF: 75-76
2015-01-22	Jacques MOLNE	NF	no factor TF: 74-75
2015-01-11	Jacques MOLNE	NF	no factor TF: 73-74
2013-01-24	LaurV	NF	no factor TF: 72-73
2011-05-05	Christian Geschwentner	NF	no factor TF: 71-72
2010-07-31	Grant McCracken	NF	no factor TF: 70-71
2010-05-20	Grant McCracken	NF	no factor TF: 69-70
2009-09-15	Grant McCracken	NF	no factor TF: 68-69