147 458 657 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
5572549060891016583121	22	72.2	2020-04-08 09:31:59

History

Date	User	Type	Result
2020-04-08	Daniil Tsarkov	F	Factor: 5572549060891016583121 / TF: 72-73
2016-12-07	roemer2201	NF	no factor from 2^71 to 2^72
2016-12-06	vebis	NF	no factor from 2^70 to 2^71
2016-12-05	AK76	NF	no factor from 2^69 to 2^70
2016-12-05	AK76	NF	no factor from 2^68 to 2^69
2016-03-19	Derek	NF	no factor from 2^67 to 2^68
2015-03-08	aurashift	NF	no factor from 2^66 to 2^67
2013-01-01	Mr-Plonk	NF	no factor from 2^65 to 2^66
2011-01-04	Richard	NF	no factor from 2^64 to 2^65