831 171 119 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
60371051768529264271273	23	75.7	2025-02-27 07:17:44

History

Date	User	Type	Result
2025-02-27	NStorm	F	Factor: 60371051768529264271273 / TF: 75-76
2024-04-12	SRBase	NF	no factor TF: 74-75
2022-11-30	SRBase	NF	no factor TF: 73-74
2021-06-06	SRBase	NF	no factor TF: 72-73
2020-10-11	SRBase	NF	no factor TF: 71-72
2019-05-31	Jerry	NF	no factor TF: 70-71
2016-10-22	ramgeis	NF	no factor TF: 68-70
2015-07-29	sasaki	NF	no factor TF: 67-68
2015-01-28	sasaki	NF	no factor TF: 66-67
2013-10-12	america64	NF	no factor TF: 65-66
2010-10-08	Architects Cubed	NF	no factor TF: 64-65
2010-03-31	Architects Cubed	NF	no factor TF: 63-64