145 396 549 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
1218976650323276742319	22	70.0	2016-11-27 02:01:23

History

Date	User	Type	Result
2025-05-07	Naegi Makoto	F	Factor: 1218976650323276742319 / TF: 70-72
2016-11-27	Sergey Nosov	F	Factor: 1218976650323276742319 / TF: 70-72*
2016-11-18	arnaud	NF	no factor from 2^69 to 2^70
2016-11-18	nate.anders	NF	no factor from 2^68 to 2^69
2016-03-30	Derek	NF	no factor from 2^67 to 2^68
2015-03-04	aurashift	NF	no factor from 2^66 to 2^67
2012-12-26	Richard	NF	no factor from 2^65 to 2^66
2010-12-28	Richard	NF	no factor from 2^64 to 2^65
2010-06-21	Richard	NF	no factor from 2^63 to 2^64