331 344 191 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 2⁸¹

Factored

Factor	Digits	Bits	Date
70788367495988621929487	23	75.9	2025-03-04 18:14:32

History

Date	User	Type	Result
2025-03-04	Curved	F	Factor: 70788367495988621929487 / TF: 75-76
2023-09-27	SRBase	NF	no factor TF: 74-75
2022-03-28	SRBase	NF	no factor TF: 73-74
2021-01-10	SRBase	NF	no factor TF: 72-73
2016-03-17	Jacques MOLNE	NF	no factor TF: 71-72
2016-03-17	Jacques MOLNE	NF	no factor TF: 70-71
2016-03-17	Jacques MOLNE	NF	no factor TF: 69-70
2015-05-01	Jacques MOLNE	NF	no factor TF: 66-69
2014-02-13	NR	NF	no factor TF: 65-66
2011-01-21	Architects Cubed	NF	no factor TF: 64-65