Fait général: 5420 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5420 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 5420 is an unremarkable number.
Date historique: November 2nd is the day in 1988 that the Morris worm, the first internet-distributed computer worm to gain significant mainstream media attention, is launched from MIT.