Fatto matematico: 61644 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 61644 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: October 9th is the day in 1701 that the Collegiate School of Connecticut (later renamed Yale University) is chartered in Old Saybrook, Connecticut.