You are 25 years old if you were born on January 15, 1999.
You are 25 years 3 months, 1 week, and 2 days old or 303 months old or 1,318 weeks old or 9,231 days old or 221,544 hours old or 13,292,640 minutes old or 797,558,400 seconds old You were born on a Friday.