Hecho general: 6889 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 6889 is a strobogrammatic square.
Trivia: 6889 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: November 10th is the day in 1293 that Raden Wijaya is crowned as the first monarch of Majapahit kingdom of Java, taking throne name Kertarajasa Jayawardhana.