Hecho general: 272 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 272 is the sum of the coprime counts for the first 29 integers is 270.
Trivia: 272 is a boring number.
Fecha histórica: September 28th is the day in 1958 that France ratifies a new Constitution of France; the French Fifth Republic is then formed upon the formal adoption of the new constitution on October 4.