General fact: 24715 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 24715 is an unremarkable number.
Trivia: 24715 is an uninteresting number.
Historical date: August 31st is the day in 1963 that Sarawak, North Borneo and Singapore achieve technical independence pending accession to the Federation of Malaysia.