Fait général: 42503 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 42503 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 42503 is an unremarkable number.
Date historique: May 14th is the day in 1889 that the children's charity National Society for the Prevention of Cruelty to Children is launched in London.