955 554 181 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁷⁶

TF target 2⁸⁵

Factored

Factor	Digits	Bits	Date
68789542786897258791623	23	75.9	2025-02-11 18:14:00

History

Date	User	Type	Result
2025-02-11	NStorm	F	Factor: 68789542786897258791623 / TF: 75-76
2024-07-11	SRBase	NF	no factor TF: 74-75
2022-12-19	SRBase	NF	no factor TF: 73-74
2021-06-27	SRBase	NF	no factor TF: 72-73
2020-10-23	SRBase	NF	no factor TF: 71-72
2018-10-28	Niels_Mache_Nextcloud	NF	no factor TF: 70-71
2017-03-07	ramgeis	NF	no factor TF: 68-70
2016-03-30	HBendtz	NF	no factor TF: 67-68
2013-02-02	linded	NF	no factor TF: 66-67
2013-01-09	Le Comte	NF	no factor TF: 65-66
2011-03-24	linded	NF	no factor TF: 64-65
2010-05-07	linded	NF	no factor TF: 63-64