981 361 111 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 2⁸⁵

Factored

Factor	Digits	Bits	Date
57257664750418512767567	23	75.6	2025-02-10 23:26:28

History

Date	User	Type	Result
2025-02-10	NStorm	F	Factor: 57257664750418512767567 / TF: 75-76
2023-06-19	srow7	NF	no factor TF: 74-75
2022-12-20	SRBase	NF	no factor TF: 73-74
2021-07-03	SRBase	NF	no factor TF: 72-73
2020-10-19	SRBase	NF	no factor TF: 71-72
2015-04-04	ramgeis	NF	no factor TF: 67-71
2014-12-05	E.Lechner	NF	no factor TF: 66-67
2012-03-09	linded	NF	no factor TF: 65-66
2010-11-17	linded	NF	no factor TF: 64-65

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