Fait général: 9529 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 9529 is the number of 3×3 sliding puzzle positions that require exactly 18 moves to solve starting with the hole in a corner.
Culture générale: 9529 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: February 1st is the day in 1946 that the Parliament of Hungary abolishes the monarchy after nine centuries, and proclaims the Hungarian Republic.