305 313 133 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
192954635300535618647	21	67.4	2016-12-09 03:00:21

History

Date	User	Type	Result
2016-12-09	Alex_soldier	F	Factor: 192954635300535618647 / TF: 67-68
2016-02-13	pjwright	NF	no factor from 2^66 to 2^67
2014-01-15	Richard	NF	no factor from 2^65 to 2^66
2011-11-10	riccardo uberti	NF	no factor from 2^64 to 2^65

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