332 319 833 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 =	2680000
B2 =	62310000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2022-02-28	Arthur L.	15B58DCBD39EA9A0	87842156	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-11	Mark Rose	NF	no factor TF: 80-81
2022-03-14	Jan S.	CERT	Proof certified good
2022-02-28	Arthur L.	C-PRP	Proof Certified Good Proof Power: 8
2016-04-21	Nicahlos	NF-PM1	B1=2680000, B2=62310000, E=6
2016-03-31	dh1	NF	no factor TF: 79-80
2016-03-31	dh1	NF	no factor TF: 78-79
2016-03-31	dh1	NF	no factor TF: 77-78
2016-03-31	dh1	NF	no factor TF: 76-77
2016-01-29	Team_Inspector	NF	no factor TF: 75-76
2015-03-21	Team_Inspector	NF	no factor TF: 74-75
2013-11-07	Team_Inspector	NF	no factor TF: 73-74
2011-08-22	Grant McCracken	NF	no factor TF: 72-73
2011-08-20	Grant McCracken	NF	no factor TF: 71-72
2011-05-25	Grant McCracken	NF	no factor TF: 70-71
2010-10-09	Sunfish	NF	no factor TF: 69-70
2009-09-05	Team_Inspector	NF	no factor TF: 68-69