197 427 059 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
15779786703126709499647	23	73.7	2019-05-28 20:00:08

History

Date	User	Type	Result
2019-05-28	Samuel Schmidt	F	Factor: 15779786703126709499647 / TF: 73-74
2019-05-21	Yizhe Huang	NF	no factor from 2^72 to 2^73
2019-04-05	lobsterfordinner	NF	no factor from 2^71 to 2^72
2019-02-12	Niels_Mache_Nextcloud	NF	no factor from 2^70 to 2^71
2018-12-20	Chabot Prime	NF	no factor from 2^69 to 2^70
2018-12-20	sasaki	NF	no factor from 2^69 to 2^70
2017-09-01	Dave Bell	NF	no factor from 2^68 to 2^69
2016-08-08	XZT	NF	no factor from 2^67 to 2^68
2015-09-17	ANONYMOUS	NF	no factor from 2^66 to 2^67
2013-07-12	Richard	NF	no factor from 2^65 to 2^66
2011-04-24	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-08-08	linded	NF	no factor from 2^63 to 2^64