321 190 777 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
44458574799845153982943	23	75.2	2025-02-11 15:04:45

History

Date	User	Type	Result
2025-02-11	NStorm	F	Factor: 44458574799845153982943 / TF: 75-76
2023-09-16	SRBase	NF	no factor TF: 74-75
2020-06-03	Nesowa	NF	no factor TF: 73-74
2019-12-23	Nesowa	NF	no factor TF: 72-73
2019-12-01	Nesowa	NF	no factor TF: 71-72
2019-11-24	Nesowa	NF	no factor TF: 70-71
2019-02-27	sasaki	NF	no factor TF: 69-70
2018-08-09	Chabot Prime	NF	no factor TF: 68-69
2016-12-25	Andrew B	NF	no factor TF: 67-68
2016-02-29	ANONYMOUS	NF	no factor TF: 66-67
2014-01-30	Lukin Dmitry	NF	no factor TF: 65-66
2011-11-06	sasaki3	NF	no factor TF: 64-65