332 327 221 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 =	100000
B2 =	1000000

History

Date	User	Type	Result
2024-02-21	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-28	Mark Rose	NF	no factor TF: 80-81
2023-01-28	Mark Rose	NF	no factor TF: 79-80
2022-08-29	Team_Inspector	NF	no factor TF: 78-79
2021-05-23	Jon Pace	NF	no factor TF: 77-78
2020-07-30	el grocco	NF	no factor TF: 76-77
2019-11-12	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-18	MadPoo 🙂	NF-PM1	B1=100000
2014-06-25	ZbiG	NF	no factor TF: 75-76
2014-04-19	Preben S	NF	no factor TF: 74-75
2013-12-23	Team_Inspector	NF	no factor TF: 73-74
2013-01-17	LaurV	NF	no factor TF: 72-73
2012-06-28	Grant McCracken	NF	no factor TF: 71-72
2011-05-10	Grant McCracken	NF	no factor TF: 70-71
2010-12-11	Sunfish	NF	no factor TF: 69-70
2010-03-30	Grant McCracken	NF	no factor TF: 68-69