Fatto generale: 16 is the minimum age for getting an adult job in most states and provinces across the globe.
Fatto matematico: 16 is the hexadecimal system, a common number system used in computer programming, uses 16 digits where the last 6 are usually represented by letters: 0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F.
Trivia: 16 is the number of teams that qualified for the finals of the FIFA World Cup from 1934 through 1978 (although for various reasons, only 15 competed in the 1938 and 1950 finals).
Data storica: January 16th is the day in 1707 that the Scottish Parliament ratifies the Act of Union, paving the way for the creation of Great Britain.