388 040 603 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 2⁶⁸

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
31746728601341113	17	54.8	2014-04-16 13:52:22

History

Date	User	Type	Result
2014-04-16	TJAOI	F	Factor: 31746728601341113
2011-01-29	Architects Cubed	NF	no factor TF: 64-65

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