Mathematical fact: 4906 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 4906 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Historical date: June 6th is the day in 1809 that Sweden promulgates a new Constitution, which restores political power to the Riksdag of the Estates after 20 years of Enlightened absolutism.