Fait mathématique: 10169 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 10169 is a boring number.
Date historique: November 3rd is the day in 361 that Emperor Constantius II dies of a fever at Mopsuestia in Cilicia, on his deathbed he is baptised and declares his cousin Julian rightful successor.