332 251 483 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 =	4090000
B2 =	4090000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-05-12	Simon Josefsson	F78727E70F9DE391	116922918	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-19	Mark Rose	NF	no factor TF: 80-81
2023-03-19	Mark Rose	NF	no factor TF: 79-80
2022-05-30	Jan S.	CERT	Proof certified good
2022-05-12	Simon Josefsson	C-PRP	F78727E70F9DE391 Proof Certified Good Proof Power: 7
2014-06-29	serkanbirkan	NF-PM1	B1=4090000
2013-11-16	Bill Staffen	NF	no factor TF: 78-79
2013-11-15	Bill Staffen	NF	no factor TF: 77-78
2013-10-27	Bill Staffen	NF	no factor TF: 76-77
2012-01-23	computer88	NF	no factor TF: 75-76
2012-01-12	computer88	NF	no factor TF: 74-75
2011-10-21	Team_Inspector	NF	no factor TF: 73-74
2011-08-20	Team_Inspector	NF	no factor TF: 72-73
2011-04-28	Christian Geschwentner	NF	no factor TF: 71-72
2010-11-26	Team_Inspector	NF	no factor TF: 70-71
2009-09-09	Team_Inspector	NF	no factor TF: 69-70
2009-03-02	Team_Inspector	NF	no factor TF: 68-69