You are 83 years old if you were born on July 21, 1940.
You are 83 years 8 months, 1 week, and 1 day old or 1004 months old or 4,366 weeks old or 30,567 days old or 733,608 hours old or 44,016,480 minutes old or 2,640,988,800 seconds old You were born on a Sunday.