903 802 261 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2257859032258815273599	22	70.9	2019-01-14 20:42:33

History

Date	User	Type	Result
2019-01-14	Conductor	F	Factor: 2257859032258815273599 / TF: 70-71
2017-06-02	Conductor	NF	no factor from 2^69 to 2^70
2017-03-23	Conductor	NF	no factor from 2^68 to 2^69
2016-06-14	Conductor	NF	no factor from 2^67 to 2^68
2015-02-02	Gordon Spence	NF	no factor from 2^66 to 2^67
2013-04-25	ramgeis	NF	no factor from 2^65 to 2^66
2011-08-02	linded	NF	no factor from 2^64 to 2^65
2010-07-14	linded	NF	no factor from 2^63 to 2^64