262 699 993 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
73203281038868540489497	23	76.0	2025-02-02 20:02:17

History

Date	User	Type	Result
2025-02-02	NStorm	F	Factor: 73203281038868540489497 / TF: 75-76
2023-11-10	SRBase	NF	no factor TF: 74-75
2022-02-21	SRBase	NF	no factor TF: 73-74
2020-11-27	SRBase	NF	no factor TF: 72-73
2020-07-07	SRBase	NF	no factor TF: 71-72
2020-05-05	SRBase	NF	no factor TF: 70-71
2019-05-18	Chabot Prime	NF	no factor TF: 69-70
2018-06-23	Chabot Prime	NF	no factor TF: 68-69
2016-08-06	XZT	NF	no factor TF: 67-68
2016-01-11	Conductor	NF	no factor TF: 66-67
2014-05-24	ANONYMOUS	NF	no factor TF: 65-66
2011-08-18	RMAC9.5	NF	no factor TF: 64-65
2010-03-16	kiwiboy	NF	no factor TF: 63-64
2010-03-16	kiwiboy	NF	no factor TF: 62-63