140 641 981 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
38500552663853634689	20	65.1	2012-12-07 20:42:09

History

Date	User	Type	Result
2012-12-07	Nick	F	Factor: 38500552663853634689
2010-12-11	sasaki3	NF	no factor from 2^64 to 2^65
2010-06-14	sasaki3	NF	no factor from 2^63 to 2^64

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