Fatto matematico: 4893 is a value of n for which 2n and 7n together use the digits 1-9 exactly once.
Trivia: 4893 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: May 24th is the day in 1980 that the International Court of Justice calls for the release of United States embassy hostages in Tehran, Iran.