249 991 699 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 2⁷⁹

Factored

Factor	Digits	Bits	Date
37981014353135746415153	23	75.0	2025-01-22 22:11:50

History

Date	User	Type	Result
2025-01-22	NStorm	F	Factor: 37981014353135746415153 / TF: 75-76
2024-05-22	Naegi Makoto	NF	no factor TF: 68-71
2023-07-09	SRBase	NF	no factor TF: 74-75
2022-02-05	SRBase	NF	no factor TF: 73-74
2020-11-22	SRBase	NF	no factor TF: 72-73
2020-06-28	SRBase	NF	no factor TF: 71-72
2017-04-10	Dominik Radler	NF	no factor TF: 70-71
2017-04-10	Dominik Radler	NF	no factor TF: 69-70
2017-04-10	Dominik Radler	NF	no factor TF: 68-69
2016-08-30	caddr	NF	no factor TF: 67-68
2015-12-16	-anonymous-	NF	no factor TF: 66-67
2013-11-02	tsc	NF	no factor TF: 65-66
2011-07-25	Mr-Plonk	NF	no factor TF: 64-65