587 111 117 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
42335836749605721108263	23	75.2	2025-03-14 04:52:42

History

Date	User	Type	Result
2025-03-14	NStorm	F	Factor: 42335836749605721108263 / TF: 75-76
2024-02-03	SRBase	NF	no factor TF: 74-75
2022-09-06	SRBase	NF	no factor TF: 73-74
2021-04-09	SRBase	NF	no factor TF: 72-73
2020-09-10	SRBase	NF	no factor TF: 71-72
2020-06-03	SRBase	NF	no factor TF: 70-71
2018-10-26	sasaki	NF	no factor TF: 69-70
2018-05-28	sasaki	NF	no factor TF: 68-69
2016-12-20	sasaki	NF	no factor TF: 67-68
2015-10-14	sasaki	NF	no factor TF: 66-67
2011-10-06	Rob_Dee	NF	no factor TF: 65-66
2010-11-16	Rob_Dee	NF	no factor TF: 64-65
2010-03-05	Architects Cubed	NF	no factor TF: 63-64