You are 42 years old if you were born on December 15, 1981.
You are 42 years 4 months, 1 week, and 1 day old or 508 months old or 2,210 weeks old or 15,470 days old or 371,280 hours old or 22,276,800 minutes old or 1,336,608,000 seconds old You were born on a Tuesday.