Fatto generale: 19493 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 19493 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 19493 is a boring number.
Data storica: May 14th is the day in 1804 that the Lewis and Clark Expedition departs from Camp Dubois and begins its historic journey by traveling up the Missouri River.