939 962 591 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
206489788817406386057	21	67.5	2016-09-29 17:59:11

History

Date	User	Type	Result
2016-09-29	Conductor	F	Factor: 206489788817406386057 / TF: 67-68
2015-01-29	el grocco	NF	no factor from 2^66 to 2^67
2013-06-10	ramgeis	NF	no factor from 2^65 to 2^66
2010-11-18	HBendtz	NF	no factor from 2^64 to 2^65
2010-05-22	linded	NF	no factor from 2^63 to 2^64

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