332 248 277 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 =	3978000
B2 =	3978000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2022-11-06	ANONYMOUS	6BDE7B7A7B33C4BD	31355900	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
2023-02-27	Naegi Makoto	NF	no factor TF: 79-80
2022-11-11	Naegi Makoto	CERT	Proof certified good
2022-11-06	ANONYMOUS	C-PRP	6BDE7B7A7B33C4BD Proof Certified Good Proof Power: 8
2022-08-09	Jake Anderson	NF-PM1	B1=3978000
2019-11-29	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-03-27	MadPoo 🙂	NF-PM1	B1=100000
2013-10-29	Bill Staffen	NF	no factor TF: 78-79
2013-10-29	Bill Staffen	NF	no factor TF: 77-78
2013-10-23	Bill Staffen	NF	no factor TF: 76-77
2013-10-21	Bill Staffen	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2011-09-10	Team_Inspector	NF	no factor TF: 73-74
2011-05-31	Team_Inspector	NF	no factor TF: 72-73
2011-04-26	Christian Geschwentner	NF	no factor TF: 71-72
2009-07-15	Team_Inspector	NF	no factor TF: 70-71
2009-04-07	Team_Inspector	NF	no factor TF: 69-70
2009-02-21	Team_Inspector	NF	no factor TF: 68-69