923 315 333 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
139894605109180527871	21	66.9	2015-11-16 09:00:27

History

Date	User	Type	Result
2015-11-16	Conductor	F	Factor: 139894605109180527871 / 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

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