538 990 999 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
74140614647788537110551	23	76.0	2025-03-23 14:14:44

History

Date	User	Type	Result
2025-03-23	NStorm	F	Factor: 74140614647788537110551 / TF: 75-76
2024-01-15	SRBase	NF	no factor TF: 74-75
2022-08-04	SRBase	NF	no factor TF: 73-74
2021-03-27	SRBase	NF	no factor TF: 72-73
2020-05-10	tinnderbox	NF	no factor TF: 71-72
2019-09-19	sasaki	NF	no factor TF: 70-71
2017-03-31	tinnderbox	NF	no factor TF: 69-70
2017-03-31	tinnderbox	NF	no factor TF: 68-69
2016-07-29	tinnderbox	NF	no factor TF: 67-68
2016-03-13	ANONYMOUS	NF	no factor TF: 66-67
2014-11-08	subgenius	NF	no factor TF: 65-66