Fait général: 2317 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 2317 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 2317 is an unremarkable number.
Date historique: May 5th is the day in 1972 that Alitalia Flight 112 crashes into Mount Longa near Palermo, Sicily, killing all 115 aboard, making it the deadliest single-aircraft disaster in Italy.