647 528 111 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 2⁶⁸

TF target 2⁸³

Factored

Factor	Digits	Bits	Date
156845747066019079	18	57.1	2014-11-14 15:17:55

History

Date	User	Type	Result
2014-11-14	TJAOI	F	Factor: 156845747066019079
2014-06-17	sasaki	NF	no factor TF: 66-67
2014-03-19	america64	NF	no factor TF: 65-66

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