Fatto generale: 20545 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 20545 is an unremarkable number.
Trivia: 20545 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: March 31st is the day in 1717 that a sermon on "The Nature of the Kingdom of Christ" by Benjamin Hoadly, the Bishop of Bangor, provokes the Bangorian Controversy.