Fait général: 16830 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 16830 is an uninteresting number.
Culture générale: 16830 is an uninteresting number.
Date historique: January 28th is the day in 1724 that the Russian Academy of Sciences is founded in St. Petersburg by Peter the Great, and implemented by Senate decree.