332 294 203 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 =	4305000
B2 =	4305000

Status	Date	User	Residue	Shift	Software
Unverified	2018-01-23	William Wallace	D58E0D74D40188__	206508061	Windows 64-bit,Prime95,v29.4,build 5

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-24	Mark Rose	NF	no factor TF: 80-81
2023-02-24	Mark Rose	NF	no factor TF: 79-80
2023-02-24	Mark Rose	NF	no factor TF: 78-79
2018-01-23	William Wallace	C-LL	D58E0D74D40188__
2017-06-18	William Wallace	NF-PM1	B1=4305000
2016-07-08	Andrew B	NF	no factor TF: 77-78
2016-07-05	Andrew B	NF	no factor TF: 76-77
2015-07-06	Team_Inspector	NF	no factor TF: 75-76
2014-11-13	Team_Inspector	NF	no factor TF: 74-75
2014-09-03	Team_Inspector	NF	no factor TF: 73-74
2013-01-13	LaurV	NF	no factor TF: 72-73
2011-06-19	Grant McCracken	NF	no factor TF: 71-72
2011-04-14	Grant McCracken	NF	no factor TF: 70-71
2009-12-23	vats09	NF	no factor TF: 69-70
2009-07-13	Sunfish	NF	no factor TF: 68-69