Fatto generale: 81024 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 81024 is an unremarkable number.
Trivia: 81024 is a boring number.
Data storica: November 1st is the day in 1896 that a picture showing the unclad (bare) breasts of a woman appears in National Geographic magazine for the first time.