332 600 407 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 =	2609000
B2 =	101482000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2021-04-20	Simon Josefsson	ACF7B80D01DBAEAD	20865428	1	3

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 71-72
2023-04-02	Mark Rose	NF	no factor TF: 80-81
2023-04-01	Mark Rose	NF	no factor TF: 79-80
2023-02-19	Mark Rose	NF	no factor TF: 78-79
2023-02-19	Mark Rose	NF	no factor TF: 77-78
2021-04-21	takahashi	CERT	Proof certified good
2021-04-20	Simon Josefsson	C-PRP	ACF7B80D01DBAEAD Proof Certified Good Proof Power: 7
2021-02-21	Simon Josefsson	NF-PM1	B1=2609000, B2=101482000
2020-10-26	bayanne	NF	no factor TF: 76-77
2019-04-24	jaredvv	NF	no factor TF: 75-76
2015-12-27	LaurV	NF	no factor TF: 74-75
2015-06-18	Team_Inspector	NF	no factor TF: 73-74
2013-05-03	america64	NF	no factor TF: 72-73
2013-03-03	Architects Cubed	NF	no factor TF: 71-72
2013-01-28	LaurV	NF	no factor TF: 70-71
2012-07-06	LaurV	NF	no factor TF: 69-70
2012-04-12	LaurV	NF	no factor TF: 68-69
2012-03-26	LaurV	NF	no factor TF: 67-68
2010-04-18	Grant McCracken	NF	no factor TF: 66-67