Fait général: 52579 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 52579 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 52579 is an uninteresting number.
Date historique: December 15th is the day in 1467 that Stephen III of Moldavia defeats Matthias Corvinus of Hungary, with the latter being injured thrice, at the Battle of Baia.