332 252 969 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	2017-04-05	arnaud	58EFB7B61EA9A7__	267452681	Windows 64-bit,Prime95,v28.9,build 2

History

Date	User	Type	Result
2023-03-04	Mark Rose	NF	no factor TF: 80-81
2023-03-04	Mark Rose	NF	no factor TF: 79-80
2023-03-04	Mark Rose	NF	no factor TF: 78-79
2022-03-31	LordJulius	NF	no factor TF: 1-67
2022-03-20	ANONYMOUS	NF	no factor TF: 67-68
2021-04-21	Random GPUs	NF	no factor TF: 77-78
2017-04-05	arnaud	C-LL	58EFB7B61EA9A7__
2013-04-21	Rusty78	NF	no factor TF: 76-77
2013-04-02	Rusty78	NF-PM1	B1=5305000
2013-02-15	Rusty78	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2011-12-05	Team_Inspector	NF	no factor TF: 73-74
2011-09-07	Team_Inspector	NF	no factor TF: 72-73
2011-04-30	Christian Geschwentner	NF	no factor TF: 71-72
2010-12-20	Team_Inspector	NF	no factor TF: 70-71
2009-09-13	Team_Inspector	NF	no factor TF: 69-70
2009-03-06	Team_Inspector	NF	no factor TF: 68-69
2008-11-27	Team_Inspector	NF	no factor TF: 61-62
2008-11-27	Team_Inspector	NF	no factor TF: 62-63