857 445 691 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 2⁸⁰

TF target 2⁸⁵

History

Date	User	Type	Result
2021-07-05	Yxinity	NF	no factor TF: 79-80
2021-07-05	Yxinity	NF	no factor TF: 78-79
2021-07-05	Yxinity	NF	no factor TF: 77-78
2021-07-05	Yxinity	NF	no factor TF: 76-77
2021-07-05	Yxinity	NF	no factor TF: 75-76
2021-07-05	Yxinity	NF	no factor TF: 74-75
2021-07-05	Yxinity	NF	no factor TF: 73-74
2021-07-05	Yxinity	NF	no factor TF: 72-73
2021-06-26	SRBase	NF	no factor TF: 72-73
2020-10-13	SRBase	NF	no factor TF: 71-72
2019-03-18	srow7	NF	no factor TF: 70-71
2016-10-03	ramgeis	NF	no factor TF: 68-70
2015-09-07	sasaki	NF	no factor TF: 67-68
2015-03-01	sasaki	NF	no factor TF: 66-67
2012-04-09	Pool Party	NF	no factor TF: 65-66
2012-04-09	Pool Party	NF	no factor TF: 64-65
2010-08-02	linded	NF	no factor TF: 63-64