917 978 837 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
195892938359331410257	21	67.4	2015-09-04 18:28:31

History

Date	User	Type	Result
2015-09-04	Alex_soldier	F	Factor: 195892938359331410257 / TF: 66-68*
2013-05-29	ramgeis	NF	no factor from 2^65 to 2^66
2011-09-21	linded	NF	no factor from 2^64 to 2^65
2010-06-22	linded	NF	no factor from 2^63 to 2^64

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