332 228 627 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 =	5305000
B2 =	5305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-12-27	Chelle	0D0CFE68F1DFDDA6	313816667	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-15	Mark Rose	NF	no factor TF: 80-81
2023-03-15	Mark Rose	NF	no factor TF: 79-80
2022-01-03	Kriesel	CERT	Proof certified good
2021-12-27	Chelle	C-PRP	Proof Certified Good Proof Power: 8
2020-08-05	el grocco	NF	no factor TF: 78-79
2015-08-22	srow7	NF	no factor TF: 77-78
2014-04-12	Team_Inspector	NF	no factor TF: 76-77
2014-01-22	Joshua	NF-PM1	B1=5305000
2013-02-02	Team_Inspector	NF	no factor TF: 75-76
2011-04-13	Christian Geschwentner	NF	no factor TF: 74-75
2011-01-06	Team_Inspector	NF	no factor TF: 73-74
2010-11-19	Team_Inspector	NF	no factor TF: 72-73
2010-01-15	Team_Inspector	NF	no factor TF: 71-72
2010-01-13	Team_Inspector	NF	no factor TF: 70-71
2009-03-13	Team_Inspector	NF	no factor TF: 69-70
2009-01-02	Team_Inspector	NF	no factor TF: 68-69