Fatto matematico: 4680 is a value of n for which n, n^{2}, and n^{3} have the same digit sum.
Trivia: 4680 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: October 23rd is the day in 1929 that the first North American transcontinental air service begins between New York City and Los Angeles, California.