Fait général: 24129 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 24129 is an uninteresting number.
Culture générale: 24129 is a boring number.
Date historique: January 22nd is the day in 1947 that KTLA, the first commercial television station west of the Mississippi River, begins operation in Hollywood, California.