332 207 131 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	2024-09-26	Stefan G Hoffmann	7147F34D87E70395	50912273	1	3

History

Date	User	Type	Result
2024-10-01	Kriesel	CERT	Proof certified good
2024-09-26	Stefan G Hoffmann	C-PRP	7147F34D87E70395 Proof Certified Good Proof Power: 8
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-07-02	Architects Cubed	NF	no factor TF: 80-81
2023-06-30	Architects Cubed	NF	no factor TF: 79-80
2013-07-08	Bill Staffen	NF	no factor TF: 78-79
2013-07-07	Bill Staffen	NF	no factor TF: 77-78
2012-02-20	Harris	NF	no factor TF: 76-77
2012-02-04	Harris	NF-PM1	B1=5305000
2009-12-28	-anonymous-	NF	no factor TF: 75-76
2009-11-05	-anonymous-	NF	no factor TF: 74-75
2009-10-17	-anonymous-	NF	no factor TF: 73-74
2009-10-04	-anonymous-	NF	no factor TF: 72-73
2009-09-27	-anonymous-	NF	no factor TF: 71-72
2009-03-16	Team_Inspector	NF	no factor TF: 70-71
2009-01-24	Team_Inspector	NF	no factor TF: 69-70
2009-01-09	Team_Inspector	NF	no factor TF: 68-69