315 006 983 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
4576571361702138651863	22	72.0	2019-09-27 12:44:21

History

Date	User	Type	Result
2025-04-23	James Heinrich	F	Factor: 4576571361702138651863 / TF: 71-72
2024-06-01	James Heinrich	NF	no factor from 2^70 to 2^71
2019-09-27	Smok_bmv	F	Factor: 4576571361702138651863 / TF: 71-72*
2016-11-06	Conductor	NF	no factor from 2^70 to 2^71
2015-12-06	mikr	NF	no factor from 2^69 to 2^70
2015-12-06	mikr	NF	no factor from 2^67 to 2^69
2014-01-26	AdolfNor	NF	no factor from 2^66 to 2^67
2014-01-21	Gordon Spence	NF	no factor from 2^65 to 2^66
2011-10-30	Richard	NF	no factor from 2^64 to 2^65