682 444 421 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
72154483400893551915223	23	75.9	2025-03-11 04:50:52

History

Date	User	Type	Result
2025-03-11	NStorm	F	Factor: 72154483400893551915223 / TF: 75-76
2024-05-24	James Heinrich	NF	no factor TF: 68-69
2024-05-07	ANONYMOUS	NF	no factor TF: 68-69
2024-03-08	SRBase	NF	no factor TF: 74-75
2022-10-18	SRBase	NF	no factor TF: 73-74
2021-05-03	SRBase	NF	no factor TF: 72-73
2020-09-26	SRBase	NF	no factor TF: 71-72
2020-06-05	SRBase	NF	no factor TF: 70-71
2018-10-05	Niels_Mache_Nextcloud	NF	no factor TF: 69-70
2018-06-09	Conductor	NF	no factor TF: 68-69
2016-10-22	sasaki	NF	no factor TF: 67-68
2014-08-05	sasaki	NF	no factor TF: 66-67
2014-01-26	sasaki	NF	no factor TF: 65-66
2012-01-30	Alben Weeks	NF	no factor TF: 64-65
2010-07-06	Architects Cubed	NF	no factor TF: 63-64