277 056 427 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2443856987790392301983	22	71.0	2019-06-13 19:54:43

History

Date	User	Type	Result
2019-06-13	Conductor	F	Factor: 2443856987790392301983 / TF: 71-72
2019-06-13	Conductor	NF	no factor from 2^70 to 2^71
2019-06-13	Conductor	NF	no factor from 2^69 to 2^70
2018-07-08	Chabot Prime	NF	no factor from 2^68 to 2^69
2016-11-05	WileECoyote	NF	no factor from 2^67 to 2^68
2016-01-14	beyond	NF	no factor from 2^66 to 2^67
2013-12-06	tsc	NF	no factor from 2^65 to 2^66
2011-09-09	Richard	NF	no factor from 2^64 to 2^65
2010-04-03	linded	NF	no factor from 2^63 to 2^64
2010-04-03	linded	NF	no factor from 2^62 to 2^63