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
227369081Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
748128905367385890072066.02015-11-13 14:54:57
History
DateUserTypeResult
2015-11-13Alex_soldierF
Factor: 74812890536738589007 / TF: 66-67
2013-09-13MucolNF
no factor from 2^65 to 2^66
2011-06-23RichardNF
no factor from 2^64 to 2^65