999 028 733 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
8875569654550442441249	22	72.9	2016-11-09 09:21:44

History

Date	User	Type	Result
2025-04-15	James Heinrich	F	Factor: 8875569654550442441249 / TF: 72-73
2021-12-21	ViliamF	NF	no factor from 2^67 to 2^68
2016-11-09	Alex_soldier	F	Factor: 8875569654550442441249 / TF: 72-73*
2011-11-02	lindee	NF	no factor from 2^71 to 2^72
2011-11-02	lindee	NF	no factor from 2^70 to 2^71
2011-03-20	lindee	NF	no factor from 2^68 to 2^70
2010-11-23	lindee	NF	no factor from 2^67 to 2^68
2010-11-23	lindee	NF	no factor from 2^66 to 2^67
2010-05-07	linded	NF	no factor from 2^65 to 2^66
2010-05-07	linded	NF	no factor from 2^64 to 2^65