259 999 147 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 2⁸⁰

Factored

Factor	Digits	Bits	Date
39546105120532509998489	23	75.1	2025-02-02 22:14:11

History

Date	User	Type	Result
2025-02-02	NStorm	F	Factor: 39546105120532509998489 / TF: 75-76
2022-12-25	MarkS	NF	no factor TF: 74-75
2021-10-02	XZT	NF	no factor TF: 73-74
2020-02-26	gLauss	NF	no factor TF: 71-72
2020-02-26	gLauss	NF	no factor TF: 72-73
2020-02-26	gLauss	NF	no factor TF: 70-71
2019-05-23	Chabot Prime	NF	no factor TF: 69-70
2019-05-18	proxy2222	NF	no factor TF: 69-70
2018-06-19	Chabot Prime	NF	no factor TF: 68-69
2016-08-05	XZT	NF	no factor TF: 67-68
2016-08-04	caddr	NF	no factor TF: 67-68
2015-12-21	HBendtz	NF	no factor TF: 66-67
2014-05-20	tsc	NF	no factor TF: 65-66
2011-08-14	mm	NF	no factor TF: 64-65
2010-03-13	subgenius	NF	no factor TF: 63-64
2010-03-13	subgenius	NF	no factor TF: 62-63