622 999 997 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 2⁸³

Factored

Factor	Digits	Bits	Date
42790955285910114549121	23	75.2	2025-03-07 23:37:45

History

Date	User	Type	Result
2025-03-07	NStorm	F	Factor: 42790955285910114549121 / TF: 75-76
2024-02-17	SRBase	NF	no factor TF: 74-75
2022-09-22	SRBase	NF	no factor TF: 73-74
2021-01-16	sasaki	NF	no factor TF: 72-73
2020-09-16	SRBase	NF	no factor TF: 71-72
2018-12-07	Niels_Mache_Nextcloud	NF	no factor TF: 70-71
2018-06-15	Alex_soldier	NF	no factor TF: 69-70
2017-03-20	sasaki	NF	no factor TF: 68-69
2017-01-10	sasaki	NF	no factor TF: 67-68
2017-01-06	rudimeier	NF	no factor TF: 67-68
2010-05-01	rudimeier	NF	no factor TF: 66-67
2010-05-01	rudimeier	NF	no factor TF: 65-66