332 219 443 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	2022-12-22	Chelle	8DB4044BA8E3D609	142271676	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-14	Mark Rose	NF	no factor TF: 80-81
2023-03-14	Mark Rose	NF	no factor TF: 79-80
2023-01-07	Torchwood Institute	CERT	Proof certified good
2022-12-22	Chelle	C-PRP	Proof Certified Good Proof Power: 8
2020-08-05	el grocco	NF	no factor TF: 78-79
2015-08-08	srow7	NF	no factor TF: 77-78
2011-01-29	Emil Steen	NF	no factor TF: 76-77
2010-09-12	Emil Steen	NF-PM1	B1=5305000
2010-08-28	Emil Steen	NF	no factor TF: 75-76
2009-10-02	Emil Steen	NF	no factor TF: 74-75
2009-09-17	Emil Steen	NF	no factor TF: 73-74
2009-09-07	Emil Steen	NF	no factor TF: 72-73
2009-09-04	Emil Steen	NF	no factor TF: 71-72
2009-09-03	Emil Steen	NF	no factor TF: 70-71
2009-02-21	Team_Inspector	NF	no factor TF: 69-70
2008-12-07	Team_Inspector	NF	no factor TF: 68-69