332 255 713 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 =	3115000
B2 =	59963750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-01-02	Chelle	E361C53D3B5F5978	239232646	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-20	Mark Rose	NF	no factor TF: 80-81
2023-03-20	Mark Rose	NF	no factor TF: 79-80
2023-01-17	Mark Rose	CERT	Proof certified good
2023-01-02	Chelle	C-PRP	E361C53D3B5F5978 Proof Certified Good Proof Power: 8
2020-08-11	el grocco	NF	no factor TF: 78-79
2020-06-07	Runtime Error	NF	no factor TF: 77-78
2018-03-31	Andi Mars	NF-PM1	B1=3115000, B2=59963750
2015-08-27	srow7	NF	no factor TF: 76-77
2014-12-08	Team_Inspector	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2012-01-22	Team_Inspector	NF	no factor TF: 73-74
2011-09-18	Team_Inspector	NF	no factor TF: 72-73
2011-07-31	Grant McCracken	NF	no factor TF: 71-72
2011-01-08	Team_Inspector	NF	no factor TF: 70-71
2009-05-29	Team_Inspector	NF	no factor TF: 69-70
2009-03-11	Team_Inspector	NF	no factor TF: 68-69