687 888 211 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 2⁸⁴

Factored

Factor	Digits	Bits	Date
50655816969885762897953	23	75.4	2025-03-13 12:00:49

History

Date	User	Type	Result
2025-03-13	NStorm	F	Factor: 50655816969885762897953 / TF: 75-76
2024-05-27	James Heinrich	NF	no factor TF: 68-69
2024-03-09	SRBase	NF	no factor TF: 74-75
2022-10-20	SRBase	NF	no factor TF: 73-74
2021-05-03	SRBase	NF	no factor TF: 72-73
2020-09-27	SRBase	NF	no factor TF: 71-72
2018-12-02	Niels_Mache_Nextcloud	NF	no factor TF: 70-71
2018-11-04	Niels_Mache_Nextcloud	NF	no factor TF: 69-70
2018-07-06	Conductor	NF	no factor TF: 68-69
2016-11-08	NoPolarBearsHere	NF	no factor TF: 67-68
2014-08-12	sasaki	NF	no factor TF: 66-67
2014-02-11	america64	NF	no factor TF: 65-66