Fait général: 7680 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 7680 is the number of possible rook moves on a 16×16 chessboard.
Culture générale: 7680 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: January 9th is the day in 1349 that the Jewish population of Basel, Switzerland, believed by the residents to be the cause of the ongoing Black Death, is rounded up and incinerated.