608 222 777 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 2⁸³

Factored

Factor	Digits	Bits	Date
58417623570294667257263	23	75.6	2025-03-12 07:32:37

History

Date	User	Type	Result
2025-03-12	NStorm	F	Factor: 58417623570294667257263 / TF: 75-76
2024-02-11	SRBase	NF	no factor TF: 74-75
2022-09-24	SRBase	NF	no factor TF: 73-74
2021-04-18	SRBase	NF	no factor TF: 72-73
2020-09-14	SRBase	NF	no factor TF: 71-72
2020-06-01	sasaki	NF	no factor TF: 70-71
2020-05-31	ANONYMOUS	NF	no factor TF: 70-71
2016-09-27	sasaki	NF	no factor TF: 67-70
2013-03-01	Axelsson	NF	no factor TF: 65-67
2012-01-11	-anonymous-	NF	no factor TF: 64-65
2010-06-27	Architects Cubed	NF	no factor TF: 63-64