200 009 819 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
420243274007066745359	21	68.5	2017-05-12 05:51:24

History

Date	User	Type	Result
2017-05-12	Conductor	F	Factor: 420243274007066745359 / TF: 68-69
2014-02-27	c10ck3r	NF	no factor from 2^67 to 2^68
2011-11-02	David Campeau	NF	no factor from 2^66 to 2^67
2011-04-30	carlos56	NF	no factor from 2^65 to 2^66
2011-01-28	Corbyguy	NF	no factor from 2^64 to 2^65

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