332 258 903 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 =	2393000
B2 =	86665000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2020-12-23	Simon Josefsson	FD7FFD1A28004515	283705505	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
2020-12-24	Ben Delo	CERT	Proof certified good
2020-12-23	Simon Josefsson	C-PRP	FD7FFD1A28004515 Proof Certified Good Proof Power: 7
2020-10-09	Simon Josefsson	NF-PM1	B1=2393000, B2=86665000
2020-09-30	Team_Inspector	NF	no factor TF: 78-79
2020-09-29	Team_Inspector	NF	no factor TF: 77-78
2015-08-27	srow7	NF	no factor TF: 76-77
2014-12-12	Team_Inspector	NF	no factor TF: 75-76
2013-01-10	LaurV	NF	no factor TF: 74-75
2012-01-22	Team_Inspector	NF	no factor TF: 73-74
2011-04-15	Team_Inspector	NF	no factor TF: 72-73
2011-04-12	Team_Inspector	NF	no factor TF: 71-72
2011-02-23	Christian Geschwentner	NF	no factor TF: 70-71
2009-09-23	Team_Inspector	NF	no factor TF: 69-70
2009-05-22	Team_Inspector	NF	no factor TF: 68-69