578 286 563 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: 2 known prime factors

Trial Factored to 2⁶⁸

TF target 2⁸³

Factored

Factor	Digits	Bits	Date
22562076943777697	17	54.3	2014-04-16 13:52:20
89740984116386510177	20	66.3	2020-01-08 11:32:54

History

Date	User	Type	Result
2020-01-08	TJAOI	F	Factor: 89740984116386510177
2014-04-16	TJAOI	F	Factor: 22562076943777697
2011-10-28	Architects Cubed	NF	no factor TF: 64-65
2010-03-02	Architects Cubed	NF	no factor TF: 63-64

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