922 222 547 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
207253890805102346809	21	67.5	2015-10-31 19:58:43

History

Date	User	Type	Result
2015-10-31	Conductor	F	Factor: 207253890805102346809 / TF: 66-68
2013-05-27	ramgeis	NF	no factor from 2^65 to 2^66
2011-08-25	linded	NF	no factor from 2^64 to 2^65
2010-07-12	linded	NF	no factor from 2^63 to 2^64

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