You are 19 years old if you were born on December 16, 2004.
You are 19 years 4 months, 1 week, and 3 days old or 232 months old or 1,010 weeks old or 7,071 days old or 169,704 hours old or 10,182,240 minutes old or 610,934,400 seconds old You were born on a Thursday.