General fact: 47155 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 47155 is an unremarkable number.
Trivia: 47155 is an uninteresting number.
Historical date: February 7th is the day in 1301 that Edward of Caernarvon (later King Edward II of England) becomes the first English Prince of Wales.