990 422 863 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
3840308598181717771441	22	71.7	2016-12-22 12:35:14

History

Date	User	Type	Result
2016-12-22	Conductor	F	Factor: 3840308598181717771441 / TF: 71-72
2013-10-14	ramgeis	NF	no factor from 2^67 to 2^71
2011-11-18	lindee	NF	no factor from 2^66 to 2^67
2011-06-06	lindee	NF	no factor from 2^65 to 2^66
2010-09-17	linded	NF	no factor from 2^64 to 2^65

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