332 284 963 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 =	5305000
B2 =	5305000

Status	Date	User	Residue	Shift	Software
Unverified	2015-06-15	Oscar G	3068E032EB3CD0__	163597628	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 73-74
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-23	Mark Rose	NF	no factor TF: 80-81
2023-02-23	Mark Rose	NF	no factor TF: 79-80
2023-02-23	Mark Rose	NF	no factor TF: 78-79
2021-06-12	Random GPUs	NF	no factor TF: 77-78
2015-06-15	Oscar G	C-LL	3068E032EB3CD0__
2013-05-07	Oscar G	NF	no factor TF: 76-77
2013-04-20	Oscar G	NF-PM1	B1=5305000
2013-03-16	Oscar G	NF	no factor TF: 75-76
2013-03-07	Oscar G	NF	no factor TF: 74-75
2013-02-28	Architects Cubed	NF	no factor TF: 73-74
2012-09-08	Team_Inspector	NF	no factor TF: 72-73
2012-01-17	Grant McCracken	NF	no factor TF: 71-72
2011-07-11	Grant McCracken	NF	no factor TF: 70-71
2010-05-29	Sunfish	NF	no factor TF: 69-70
2009-07-26	Team_Inspector	NF	no factor TF: 68-69