565 002 323 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
258887042706645276361	21	67.8	2016-11-09 16:40:11

History

Date	User	Type	Result
2016-11-09	Conductor	F	Factor: 258887042706645276361 / TF: 67-68
2015-11-04	sasaki	NF	no factor from 2^66 to 2^67
2013-08-05	america64	NF	no factor from 2^65 to 2^66
2011-07-01	Architects Cubed	NF	no factor from 2^64 to 2^65
2010-03-11	Architects Cubed	NF	no factor from 2^63 to 2^64

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