320 180 527 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
148709993377955935663	21	67.0	2016-12-20 11:49:03

History

Date	User	Type	Result
2016-12-20	Sarnetsky	F	Factor: 148709993377955935663 / TF: 67-68*
2016-02-27	tsc	NF	no factor from 2^66 to 2^67
2014-01-30	Richard	NF	no factor from 2^65 to 2^66
2011-11-04	tsc	NF	no factor from 2^64 to 2^65

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