246 997 661 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
38279607061869297110729	23	75.0	2025-01-21 20:05:51

History

Date	User	Type	Result
2025-01-21	NStorm	F	Factor: 38279607061869297110729 / TF: 75-76
2022-03-08	GIMPS-PRIM	NF	no factor TF: 74-75
2020-11-08	tsc	NF	no factor TF: 72-74
2020-07-13	SRBase	NF	no factor TF: 71-72
2020-04-30	SRBase	NF	no factor TF: 70-71
2018-07-12	La Güira	NF	no factor TF: 69-70
2018-05-23	Niels_Mache_Nextcloud	NF	no factor TF: 68-69
2016-10-17	Mikhail E. Golosov	NF	no factor TF: 67-68
2015-12-11	Robert Folz	NF	no factor TF: 66-67
2013-11-02	Richard	NF	no factor TF: 65-66
2011-07-20	Damian Silvestre	NF	no factor TF: 64-65