332 312 401 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 =	1500000
B2 =	45000000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2020-10-23	LaurV	990F5B179D39BEE2	0	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2020-10-23	Valerio Bellizzomi	CERT	Proof certified good
2020-10-23	LaurV	C-PRP	990F5B179D39BEE2 Proof Certified Good Proof Power: 8
2020-10-07	LaurV	NF	no factor TF: 80-81
2020-10-07	LaurV	NF	no factor TF: 79-80
2020-10-06	LaurV	NF-PM1	B1=1500000, B2=45000000
2020-09-23	Team_Inspector	NF	no factor TF: 78-79
2020-09-21	Team_Inspector	NF	no factor TF: 77-78
2020-07-29	el grocco	NF	no factor TF: 76-77
2014-03-29	Dannik	NF	no factor TF: 75-76
2013-12-25	Spiros Mitropoylos	NF	no factor TF: 74-75
2013-08-10	Team_Inspector	NF	no factor TF: 73-74
2013-01-15	LaurV	NF	no factor TF: 72-73
2012-03-07	Grant McCracken	NF	no factor TF: 71-72
2011-06-25	Grant McCracken	NF	no factor TF: 70-71
2010-06-05	Sunfish	NF	no factor TF: 69-70
2009-08-16	Team_Inspector	NF	no factor TF: 68-69