Fatto generale: 56413 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 56413 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 56413 is a boring number.
Data storica: June 14th is the day in 1919 that John Alcock and Arthur Whitten Brown depart St. John's, Newfoundland on the first nonstop transatlantic flight.