Hecho general: 29311 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 29311 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 29311 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: March 31st is the day in 1492 that Queen Isabella of Castille issues the Alhambra decree, ordering her 150,000 Jewish subjects to convert to Christianity or face expulsion.