332 351 869 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 =	2870000
B2 =	30852500

Status	Proof	Date	User	Residue	Shift	Type	Base
Unverified	PRP without proof (not generated)	2019-04-03	Stefan G Hoffmann	5E5D37B5EF4BEA__	161356657	1	3

History

Date	User	Type	Result
2024-04-27	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
2023-01-25	Mark Rose	NF	no factor TF: 78-79
2022-05-02	Jon Pace	NF	no factor TF: 77-78
2022-04-28	bayanne	NF	no factor TF: 76-77
2019-04-03	Stefan G Hoffmann	C-PRP	5E5D37B5EF4BEA__
2019-02-05	Stefan G Hoffmann	NF-PM1	B1=2870000, B2=30852500
2016-05-05	srow7	NF	no factor TF: 75-76
2014-05-05	Preben S	NF	no factor TF: 74-75
2014-03-28	Phantomas	NF	no factor TF: 73-74
2013-01-21	LaurV	NF	no factor TF: 72-73
2012-11-14	Grant McCracken	NF	no factor TF: 71-72
2011-02-25	Grant McCracken	NF	no factor TF: 70-71
2011-01-15	Sunfish	NF	no factor TF: 69-70
2010-04-22	Sunfish	NF	no factor TF: 68-69