Fatto generale: 6909 is the number of estimate for the linguistic diversity of living human languages or dialects.
Fatto matematico: 6909 is an unremarkable number.
Trivia: 6909 is the number of estimate for the linguistic diversity of living human languages or dialects.
Data storica: November 30th is the day in 1872 that the first-ever international football match takes place at Hamilton Crescent, Glasgow, between Scotland and England.