332 291 279 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 =	2185000
B2 =	19118750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2023-01-20	barkingcat	A65CCA0AC29F2D63	0	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-20	Greg	CERT	Proof certified good
2023-01-20	barkingcat	C-PRP	Proof Certified Good Proof Power: 10
2017-06-17	Nick	NF-PM1	B1=2185000, B2=19118750
2016-06-21	dh1	NF	no factor TF: 80-81
2016-06-21	dh1	NF	no factor TF: 79-80
2016-06-21	dh1	NF	no factor TF: 78-79
2016-06-21	dh1	NF	no factor TF: 77-78
2016-06-21	dh1	NF	no factor TF: 76-77
2014-12-31	Jacques MOLNE	NF	no factor TF: 75-76
2013-09-21	ktony	NF	no factor TF: 74-75
2013-05-17	kracker	NF	no factor TF: 73-74
2013-01-12	LaurV	NF	no factor TF: 72-73
2012-02-10	Team_Inspector	NF	no factor TF: 71-72
2011-05-14	Grant McCracken	NF	no factor TF: 70-71
2009-12-24	vats09	NF	no factor TF: 69-70
2009-06-30	Team_Inspector	NF	no factor TF: 68-69