Fatto generale: 21527 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 21527 is an uninteresting number.
Trivia: 21527 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: December 8th is the day in 1998 that the Australian Cricket Board's cover-up of Shane Warne and Mark Waugh's involvement with bookmakers is revealed.