317 929 999 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
51885242001071505076913	23	75.5	2025-02-10 23:50:41

History

Date	User	Type	Result
2025-02-10	NStorm	F	Factor: 51885242001071505076913 / TF: 75-76
2023-09-14	SRBase	NF	no factor TF: 74-75
2022-03-23	SRBase	NF	no factor TF: 73-74
2021-01-04	SRBase	NF	no factor TF: 72-73
2020-07-25	SRBase	NF	no factor TF: 71-72
2020-05-16	SRBase	NF	no factor TF: 70-71
2019-03-17	Niels_Mache_Nextcloud	NF	no factor TF: 69-70
2016-03-06	Sarnetsky	NF	no factor TF: 66-69
2014-01-26	Massimo Cappelli (ik5pwa)	NF	no factor TF: 65-66
2011-11-02	-anonymous-	NF	no factor TF: 64-65