Fait général: 18845 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 18845 is a boring number.
Culture générale: 18845 is an uninteresting number.
Date historique: August 5th is the day in 1925 that Plaid Cymru is formed with the aim of disseminating knowledge of the Welsh language that is at the time in danger of dying out.