Hecho general: 9040 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 9040 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 9040 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: September 30th is the day in 1968 that the Boeing 747 is rolled out and shown to the public for the first time at the Boeing Everett Factory.