Fatto generale: 238 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 238 is the number of connected partial orders on 6 unlabeled elements.
Trivia: 238 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: August 25th is the day in 1989 that Voyager 2 spacecraft makes its closest approach to Neptune, the outermost planet in the Solar System.