332 278 649 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	3255000
B2 =	67541250

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-05-30	Simon Josefsson	88BEDE7891D9009A	184505820	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-21	Mark Rose	NF	no factor TF: 80-81
2023-03-21	Mark Rose	NF	no factor TF: 79-80
2022-06-18	Jan S.	CERT	Proof certified good
2022-05-30	Simon Josefsson	C-PRP	88BEDE7891D9009A Proof Certified Good Proof Power: 7
2020-08-24	el grocco	NF	no factor TF: 78-79
2020-07-14	atrench	NF	no factor TF: 77-78
2016-03-15	SETIKAH	NF	no factor TF: 74-75
2015-08-05	Birddylicious	NF	no factor TF: 76-77
2015-06-10	Birddylicious	NF-PM1	B1=3255000, B2=67541250
2015-01-31	Birddylicious	NF	no factor TF: 75-76
2014-10-13	Team_Inspector	NF	no factor TF: 74-75
2013-02-20	Team_Inspector	NF	no factor TF: 73-74
2012-04-23	Grant McCracken	NF	no factor TF: 72-73
2011-10-27	Grant McCracken	NF	no factor TF: 71-72
2011-07-13	Grant McCracken	NF	no factor TF: 70-71
2010-05-08	Sunfish	NF	no factor TF: 69-70
2009-07-04	Team_Inspector	NF	no factor TF: 68-69