919 257 587 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
109944041921945599993	21	66.6	2015-10-08 12:52:19

History

Date	User	Type	Result
2015-10-08	Conductor	F	Factor: 109944041921945599993 / TF: 66-67
2013-05-27	ramgeis	NF	no factor from 2^65 to 2^66
2011-09-12	linded	NF	no factor from 2^64 to 2^65
2010-06-21	linded	NF	no factor from 2^63 to 2^64

Username
Password