581 111 059 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
58913993985880845043327	23	75.6	2025-03-22 11:44:19

History

Date	User	Type	Result
2025-03-22	NStorm	F	Factor: 58913993985880845043327 / TF: 75-76
2024-02-01	SRBase	NF	no factor TF: 74-75
2022-09-02	SRBase	NF	no factor TF: 73-74
2021-04-07	SRBase	NF	no factor TF: 72-73
2020-09-08	SRBase	NF	no factor TF: 71-72
2020-04-29	sasaki	NF	no factor TF: 70-71
2018-09-26	sasaki	NF	no factor TF: 69-70
2018-05-12	sasaki	NF	no factor TF: 68-69
2016-12-15	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