904 089 071 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
1856883650425526779961	22	70.7	2019-04-11 18:38:34

History

Date	User	Type	Result
2019-04-11	Conductor	F	Factor: 1856883650425526779961 / TF: 70-71
2017-08-30	Conductor	NF	no factor from 2^69 to 2^70
2017-03-27	Conductor	NF	no factor from 2^68 to 2^69
2016-06-15	Conductor	NF	no factor from 2^67 to 2^68
2015-02-03	Gordon Spence	NF	no factor from 2^66 to 2^67
2011-12-23	linded	NF	no factor from 2^65 to 2^66
2011-09-23	lindee	NF	no factor from 2^64 to 2^65
2010-07-26	lindee	NF	no factor from 2^63 to 2^64