279 997 777 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
46913887971887431442209	23	75.3	2025-02-05 17:30:52

History

Date	User	Type	Result
2025-02-05	NStorm	F	Factor: 46913887971887431442209 / TF: 75-76
2023-08-01	SRBase	NF	no factor TF: 74-75
2019-09-28	GROBERTS	NF	no factor TF: 73-74
2018-06-01	KEP	NF	no factor TF: 72-73
2018-06-01	KEP	NF	no factor TF: 71-72
2018-06-01	KEP	NF	no factor TF: 70-71
2018-06-01	KEP	NF	no factor TF: 69-70
2018-06-01	KEP	NF	no factor TF: 68-69
2016-11-10	rubikvn2100	NF	no factor TF: 67-68
2016-01-18	sasaki3	NF	no factor TF: 66-67
2013-12-14	Yan Ruimin China	NF	no factor TF: 65-66
2011-09-13	mm	NF	no factor TF: 64-65
2010-04-07	sasaki3	NF	no factor TF: 63-64
2010-04-07	sasaki3	NF	no factor TF: 62-63