652 666 621 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
72595744222133893731967	23	75.9	2025-03-12 06:30:39

History

Date	User	Type	Result
2025-03-12	NStorm	F	Factor: 72595744222133893731967 / TF: 75-76
2024-02-28	SRBase	NF	no factor TF: 74-75
2022-10-04	SRBase	NF	no factor TF: 73-74
2021-04-24	SRBase	NF	no factor TF: 72-73
2020-09-24	SRBase	NF	no factor TF: 71-72
2018-12-02	Niels_Mache_Nextcloud	NF	no factor TF: 70-71
2018-09-25	Niels_Mache_Nextcloud	NF	no factor TF: 69-70
2017-06-02	sasaki	NF	no factor TF: 68-69
2017-02-07	sasaki	NF	no factor TF: 67-68
2014-06-26	sasaki	NF	no factor TF: 66-67
2014-03-01	sasaki	NF	no factor TF: 65-66