414 555 553 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 2⁸²

Factored

Factor	Digits	Bits	Date
38366483716092830408311	23	75.0	2025-02-28 12:31:24

History

Date	User	Type	Result
2025-02-28	NStorm	F	Factor: 38366483716092830408311 / TF: 75-76
2023-11-22	SRBase	NF	no factor TF: 74-75
2022-05-19	SRBase	NF	no factor TF: 73-74
2021-02-06	SRBase	NF	no factor TF: 72-73
2020-08-07	SRBase	NF	no factor TF: 71-72
2020-05-27	SRBase	NF	no factor TF: 70-71
2018-11-04	sasaki	NF	no factor TF: 69-70
2017-10-18	sasaki	NF	no factor TF: 68-69
2014-12-10	sasaki	NF	no factor TF: 66-68
2014-06-25	Christopher Tompkins	NF	no factor TF: 65-66

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