Fait général: 83949 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 83949 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 83949 is an uninteresting number.
Date historique: November 4th is the day in 1993 that a China Airlines Boeing 747 overruns Runway 13 at Hong Kong's Kai Tak International Airport while landing during a typhoon, injuring 22 people.