309 481 111 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
53710824260734251680959	23	75.5	2025-02-11 00:04:23

History

Date	User	Type	Result
2025-02-11	NStorm	F	Factor: 53710824260734251680959 / TF: 75-76
2023-08-28	SRBase	NF	no factor TF: 74-75
2022-03-20	SRBase	NF	no factor TF: 73-74
2020-12-27	SRBase	NF	no factor TF: 72-73
2020-07-22	SRBase	NF	no factor TF: 71-72
2020-05-15	SRBase	NF	no factor TF: 70-71
2018-06-07	Jacques MOLNE	NF	no factor TF: 69-70
2017-08-31	Jacques MOLNE	NF	no factor TF: 68-69
2016-12-10	rubikvn2100	NF	no factor TF: 67-68
2016-02-19	arnie	NF	no factor TF: 66-67
2014-01-18	Richard	NF	no factor TF: 65-66
2011-10-23	Richard	NF	no factor TF: 64-65