923 315 153 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
81943725589228380937	20	66.2	2015-11-16 09:00:26

History

Date	User	Type	Result
2015-11-16	Conductor	F	Factor: 81943725589228380937 / TF: 66-67
2011-07-31	lalera	NF	no factor from 2^64 to 2^66
2010-06-14	linded	NF	no factor from 2^63 to 2^64

Username
Password