You are 19 years old if you were born on December 15, 2004.
You are 19 years 3 months, 1 week, and 6 days old or 231 months old or 1,006 weeks old or 7,043 days old or 169,032 hours old or 10,141,920 minutes old or 608,515,200 seconds old You were born on a Wednesday.