Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
917729149Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
869086516252209600712066.22015-10-25 21:46:12
History
DateUserTypeResult
2015-10-25Alex_soldierF
Factor: 86908651625220960071 / TF: 66-67*
2013-05-24ramgeisNF
no factor from 2^65 to 2^66
2011-09-22lindedNF
no factor from 2^64 to 2^65
2010-06-22lindedNF
no factor from 2^63 to 2^64