277 003 091 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
1620037646817540308951	22	70.5	2019-05-31 15:30:35

History

Date	User	Type	Result
2019-05-31	Conductor	F	Factor: 1620037646817540308951 / TF: 70-71
2019-05-31	Conductor	NF	no factor from 2^69 to 2^70
2018-07-08	Chabot Prime	NF	no factor from 2^68 to 2^69
2016-11-01	Conductor	NF	no factor from 2^67 to 2^68
2016-01-13	johnsilver	NF	no factor from 2^66 to 2^67
2013-12-06	subgenius	NF	no factor from 2^65 to 2^66
2011-09-08	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