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
919279553Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
853958336249017795372066.22015-10-08 15:19:17
History
DateUserTypeResult
2015-10-08ConductorF
Factor: 85395833624901779537 / TF: 66-67
2013-05-26ramgeisNF
no factor from 2^65 to 2^66
2011-09-11lindedNF
no factor from 2^64 to 2^65
2010-06-18lindedNF
no factor from 2^63 to 2^64