658 178 413 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
655290577590033184433	21	69.2	2016-10-24 16:46:42

History

Date	User	Type	Result
2016-10-24	Nipal	F	Factor: 655290577590033184433 / TF: 67-70
2014-07-01	sasaki	NF	no factor from 2^66 to 2^67
2014-02-23	america64	NF	no factor from 2^65 to 2^66
2010-11-04	Architects Cubed	NF	no factor from 2^64 to 2^65
2010-07-23	Architects Cubed	NF	no factor from 2^63 to 2^64

Username
Password