867 793 547 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
6474421618571905775537	22	72.5	2021-01-14 05:33:26

History

Date	User	Type	Result
2021-01-14	ky0uraku	F	Factor: 6474421618571905775537 / TF: 72-73
2020-10-14	SRBase	NF	no factor from 2^71 to 2^72
2019-04-27	srow7	NF	no factor from 2^70 to 2^71
2017-02-03	ramgeis	NF	no factor from 2^68 to 2^70
2015-09-20	sasaki	NF	no factor from 2^67 to 2^68
2015-03-16	sasaki	NF	no factor from 2^66 to 2^67
2012-04-12	sasaki3	NF	no factor from 2^65 to 2^66
2012-04-12	sasaki3	NF	no factor from 2^64 to 2^65
2010-08-01	linded	NF	no factor from 2^63 to 2^64