Fait mathématique: 2807 is an unremarkable number.
Culture générale: 2807 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: September 7th is the day in 1988 that Abdul Ahad Mohmand, the first Afghan in space, returns aboard the Soviet spacecraft Soyuz TM-5 after 9 days on the Mir space station.