332 381 389 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

No known factors, not tested for primality

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	4660000
B2 =	4660000

History

Date	User	Type	Result
2023-11-14	TravisJank	NF	no factor TF: 80-81
2023-11-11	gcardona	NF	no factor TF: 79-80
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-03	Mark Rose	NF	no factor TF: 78-79
2021-06-19	Jon Pace	NF	no factor TF: 77-78
2019-01-22	mrGlass	NF-PM1	B1=4660000
2017-01-28	Grant McCracken	NF	no factor TF: 76-77
2014-09-08	Andrew B	NF	no factor TF: 75-76
2014-09-08	Andrew B	NF	no factor TF: 74-75
2014-09-08	Andrew B	NF	no factor TF: 73-74
2013-01-23	LaurV	NF	no factor TF: 72-73
2012-06-09	Grant McCracken	NF	no factor TF: 71-72
2011-01-23	Grant McCracken	NF	no factor TF: 70-71
2009-07-06	unconnected	NF	no factor TF: 69-70
2009-07-05	unconnected	NF	no factor TF: 68-69