You are 34 years old if you were born on December 31, 1989.
You are 34 years 3 months, 3 weeks, and 3 days old or 412 months old or 1,790 weeks old or 12,533 days old or 300,792 hours old or 18,047,520 minutes old or 1,082,851,200 seconds old You were born on a Sunday.