857 000 063 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 2⁷⁹

TF target 2⁸⁵

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-10-18	James Heinrich	NF	no factor TF: 68-69
2017-07-13	rudimeier	NF	no factor TF: 78-79
2017-04-13	rudimeier	NF	no factor TF: 77-78
2017-02-07	rudimeier	NF	no factor TF: 76-77
2016-07-19	rudimeier	NF	no factor TF: 75-76
2014-05-22	rudimeier	NF	no factor TF: 74-75
2010-07-05	rudimeier	NF	no factor TF: 73-74
2010-04-03	rudimeier	NF	no factor TF: 72-73
2009-12-18	rudimeier	NF	no factor TF: 71-72
2009-09-18	rudimeier	NF	no factor TF: 70-71
2009-07-30	rudimeier	NF	no factor TF: 69-70