277 821 109 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
1496380979860329205897	22	70.3	2019-10-18 20:29:15

History

Date	User	Type	Result
2019-10-18	Conductor	F	Factor: 1496380979860329205897 / TF: 70-71
2019-09-14	proxy2222	NF	no factor from 2^69 to 2^70
2018-07-09	Chabot Prime	NF	no factor from 2^68 to 2^69
2016-11-07	el grocco	NF	no factor from 2^67 to 2^68
2016-01-21	rubikvn2100	NF	no factor from 2^66 to 2^67
2013-12-12	Richard	NF	no factor from 2^65 to 2^66
2011-09-11	Tomas Babej	NF	no factor from 2^64 to 2^65
2010-04-04	linded	NF	no factor from 2^63 to 2^64
2010-04-04	linded	NF	no factor from 2^62 to 2^63