Hecho matemático: 55790 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 55790 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: September 29th is the day in 1227 that Frederick II, Holy Roman Emperor, is excommunicated by Pope Gregory IX for his failure to participate in the Crusades.