556 833 077 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
355919694488519566007	21	68.3	2018-05-27 06:31:08

History

Date	User	Type	Result
2018-05-27	Yxinity	F	Factor: 355919694488519566007 / TF: 68-70
2016-11-15	sasaki	NF	no factor from 2^67 to 2^68
2015-11-29	sasaki	NF	no factor from 2^66 to 2^67
2014-09-13	sasaki	NF	no factor from 2^65 to 2^66
2012-01-05	tsc	NF	no factor from 2^64 to 2^65

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