Fait général: 20178 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 20178 is an uninteresting number.
Culture générale: 20178 is an uninteresting number.
Date historique: March 30th is the day in 1885 that the Battle for Kushka triggers the Panjdeh Incident which nearly gives rise to war between the British Empire and Russian Empire.