80 200 111 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
540285609094257165439	21	68.9	2013-02-05 07:13:36

History

Date	User	Type	Result
2013-02-05	Nick	F	Factor: 540285609094257165439
2013-01-30	Todd	NF	no factor from 2^67 to 2^68
2013-01-26	phoenicis	NF	no factor from 2^66 to 2^67
2010-12-26	riccardo uberti	NF	no factor from 2^65 to 2^66
2010-12-03	Architects Cubed	NF	no factor from 2^64 to 2^65

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