Fait général: 1799 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 1799 is the sum of the cubes of 3 consecutive primes.
Culture générale: 1799 is an uninteresting number.
Date historique: December 3rd is the day in 1904 that the Jovian moon Himalia is discovered by Charles Dillon Perrine at California's Lick Observatory.