Fatto generale: 872 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 872 is a value of n for which n!.
Trivia: 872 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: May 21st is the day in 1996 that the Trappist Martyrs of Atlas, kidnapped during the Algerian Civil War and held for two months, are found dead.