Fait général: 23987 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 23987 is an uninteresting number.
Culture générale: 23987 is an uninteresting number.
Date historique: September 2nd is the day in 1963 that CBS Evening News becomes U.S. network television's first half-hour weeknight news broadcast, when the show is lengthened from 15 to 30 minutes.