307 571 777 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 2⁸⁰

Factored

Factor	Digits	Bits	Date
73754615475863566155071	23	76.0	2025-02-11 21:43:42

History

Date	User	Type	Result
2025-02-11	NStorm	F	Factor: 73754615475863566155071 / TF: 75-76
2023-08-28	SRBase	NF	no factor TF: 74-75
2022-03-20	SRBase	NF	no factor TF: 73-74
2020-12-26	SRBase	NF	no factor TF: 72-73
2020-07-22	SRBase	NF	no factor TF: 71-72
2020-05-14	SRBase	NF	no factor TF: 70-71
2018-04-20	Jacques MOLNE	NF	no factor TF: 69-70
2017-08-15	Jacques MOLNE	NF	no factor TF: 68-69
2016-12-07	rubikvn2100	NF	no factor TF: 67-68
2016-02-16	rubikvn2100	NF	no factor TF: 66-67
2014-07-19	riccardo uberti	NF	no factor TF: 65-66
2011-10-20	IIRyskII	NF	no factor TF: 64-65