You are 43 years old if you were born on March 4, 1981.
You are 43 years 1 month, 2 weeks, and 5 days old or 517 months old or 2,250 weeks old or 15,756 days old or 378,144 hours old or 22,688,640 minutes old or 1,361,318,400 seconds old You were born on a Wednesday.