196 898 783 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
13228815851440175436953	23	73.5	2019-05-25 15:34:32

History

Date	User	Type	Result
2019-05-25	manrus	F	Factor: 13228815851440175436953 / TF: 73-74
2019-05-16	Alvin Bunk	NF	no factor from 2^72 to 2^73
2019-04-06	lobsterfordinner	NF	no factor from 2^71 to 2^72
2019-01-29	Niels_Mache_Nextcloud	NF	no factor from 2^70 to 2^71
2017-02-12	Choi4KANG	NF	no factor from 2^69 to 2^70
2017-01-20	Choi4KANG	NF	no factor from 2^68 to 2^69
2016-01-29	lalera	NF	no factor from 2^67 to 2^68
2015-09-16	Mr-Plonk	NF	no factor from 2^66 to 2^67
2013-06-29	sasaki3	NF	no factor from 2^65 to 2^66
2011-04-23	dsl	NF	no factor from 2^64 to 2^65
2010-08-07	Torchwood Institute	NF	no factor from 2^63 to 2^64