332 301 649 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 =	2830000
B2 =	68627500

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-02-25	Chelle	5EC240C57F877780	72057633	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-05	Kriesel	CERT	Proof certified good
2023-02-25	Chelle	C-PRP	5EC240C57F877780 Proof Certified Good Proof Power: 8
2023-01-11	Mark Rose	NF	no factor TF: 80-81
2023-01-11	Mark Rose	NF	no factor TF: 79-80
2017-08-20	-anonymous-	NF-PM1	B1=2830000, B2=68627500
2016-01-05	NR	NF	no factor TF: 78-79
2016-01-05	NR	NF	no factor TF: 77-78
2016-01-05	NR	NF	no factor TF: 76-77
2015-07-01	Team_Inspector	NF	no factor TF: 75-76
2013-04-15	Team_Inspector	NF	no factor TF: 74-75
2013-03-11	Team_Inspector	NF	no factor TF: 73-74
2013-01-14	LaurV	NF	no factor TF: 72-73
2011-09-22	Grant McCracken	NF	no factor TF: 71-72
2011-07-10	Grant McCracken	NF	no factor TF: 70-71
2010-10-02	Sunfish	NF	no factor TF: 69-70
2009-07-11	Team_Inspector	NF	no factor TF: 68-69