321 232 883 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
1471799739787774779209	22	70.3	2019-10-07 04:35:44

History

Date	User	Type	Result
2025-04-12	James Heinrich	F	Factor: 1471799739787774779209 / TF: 70-71
2019-10-07	Smok_bmv	F	Factor: 1471799739787774779209 / TF: 70-71*
2019-02-13	sasaki	NF	no factor from 2^69 to 2^70
2018-08-09	King	NF	no factor from 2^68 to 2^69
2016-12-25	Andrew B	NF	no factor from 2^67 to 2^68
2016-02-28	ANONYMOUS	NF	no factor from 2^66 to 2^67
2014-01-30	tsc	NF	no factor from 2^65 to 2^66
2011-11-06	sasaki3	NF	no factor from 2^64 to 2^65