311 183 777 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
177391991970239919031	21	67.3	2016-12-12 02:20:24

History

Date	User	Type	Result
2016-12-12	demfloro	F	Factor: 177391991970239919031 / TF: 67-68
2016-02-21	Math_is_pure	NF	no factor from 2^66 to 2^67
2014-01-16	Mucol	NF	no factor from 2^65 to 2^66
2011-10-24	OS1	NF	no factor from 2^64 to 2^65

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