332 340 193 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 =	100000
B2 =	1000000

Status	Date	User	Residue	Shift	Software
Unverified	2019-10-01	Ghetto_Child	A6959048F93A4A__	11394	CUDALucas v2.06beta

History

Date	User	Type	Result
2024-03-03	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-14	Mark Rose	NF	no factor TF: 80-81
2023-02-14	Mark Rose	NF	no factor TF: 79-80
2022-10-27	Runtime Error	NF	no factor TF: 78-79
2021-08-09	Jon Pace	NF	no factor TF: 76-77
2021-08-09	Jon Pace	NF	no factor TF: 77-78
2019-10-01	Ghetto_Child	C-LL	A6959048F93A4A__
2019-06-13	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2016-07-26	Team_Inspector	NF	no factor TF: 75-76
2014-04-26	Preben S	NF	no factor TF: 74-75
2014-01-24	Team_Inspector	NF	no factor TF: 73-74
2013-01-19	LaurV	NF	no factor TF: 72-73
2012-09-16	Grant McCracken	NF	no factor TF: 71-72
2011-03-22	Grant McCracken	NF	no factor TF: 70-71
2010-11-19	Sunfish	NF	no factor TF: 69-70
2010-04-14	Grant McCracken	NF	no factor TF: 68-69