332 212 679 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	4090000
B2 =	4090000

Status	Date	User	Residue	Shift	Software
Unverified	2019-01-31	Xebecer	47C864F1F74AA5__	166115857	CUDALucas v2.06beta

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-10	Mark Rose	NF	no factor TF: 80-81
2023-02-10	Mark Rose	NF	no factor TF: 79-80
2019-01-31	Xebecer	C-LL	47C864F1F74AA5__
2012-01-31	SETIKAH	NF-PM1	B1=4090000
2010-09-06	TheJudger	NF	no factor TF: 78-79
2010-09-06	TheJudger	NF	no factor TF: 77-78
2010-09-06	TheJudger	NF	no factor TF: 76-77
2010-09-06	TheJudger	NF	no factor TF: 75-76
2010-09-06	TheJudger	NF	no factor TF: 74-75
2010-09-06	TheJudger	NF	no factor TF: 73-74
2010-02-05	Tydus	NF	no factor TF: 72-73
2010-01-30	Team_Inspector	NF	no factor TF: 71-72
2010-01-28	Team_Inspector	NF	no factor TF: 70-71
2009-07-12	Team_Inspector	NF	no factor TF: 69-70
2009-07-11	Team_Inspector	NF	no factor TF: 68-69