374 744 443 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 2⁸¹

Factored

Factor	Digits	Bits	Date
64214474930455854658783	23	75.8	2025-02-28 07:07:30

History

Date	User	Type	Result
2025-02-28	NStorm	F	Factor: 64214474930455854658783 / TF: 75-76
2023-10-27	SRBase	NF	no factor TF: 74-75
2022-02-20	La Güira	NF	no factor TF: 73-74
2021-01-23	SRBase	NF	no factor TF: 72-73
2020-07-31	SRBase	NF	no factor TF: 71-72
2020-05-23	SRBase	NF	no factor TF: 70-71
2019-01-16	sasaki	NF	no factor TF: 69-70
2018-08-26	Chabot Prime	NF	no factor TF: 68-69
2017-01-19	Xolotl	NF	no factor TF: 67-68
2016-04-01	Dave Bell	NF	no factor TF: 66-67
2014-04-07	tsc	NF	no factor TF: 65-66
2011-02-23	Architects Cubed	NF	no factor TF: 64-65