Fatto matematico: 45791 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 45791 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: May 15th is the day in 1891 that Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum Novarum, the beginning of modern Catholic social teaching.