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
207374933Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
921110978296331314332066.32015-10-23 19:22:56
History
DateUserTypeResult
2015-10-23ConductorF
Factor: 92111097829633131433 / TF: 66-67
2013-08-03MucolNF
no factor from 2^65 to 2^66
2011-05-11oodairaNF
no factor from 2^64 to 2^65