839 211 119 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
61649766171380022952409	23	75.7	2025-02-25 01:35:33

History

Date	User	Type	Result
2025-02-25	NStorm	F	Factor: 61649766171380022952409 / TF: 75-76
2024-06-13	SRBase	NF	no factor TF: 74-75
2022-12-03	SRBase	NF	no factor TF: 73-74
2021-06-09	SRBase	NF	no factor TF: 72-73
2020-10-12	SRBase	NF	no factor TF: 71-72
2019-10-26	srow7	NF	no factor TF: 70-71
2016-10-22	ramgeis	NF	no factor TF: 68-70
2015-08-10	sasaki	NF	no factor TF: 67-68
2015-02-02	sasaki	NF	no factor TF: 66-67
2012-12-18	abc	NF	no factor TF: 65-66
2012-01-07	abc	NF	no factor TF: 1-65
2010-04-02	Architects Cubed	NF	no factor TF: 63-64