You are 40 years old if you were born on July 20, 1983.
You are 40 years 9 months, 2 weeks, and 3 days old or 490 months old or 2,128 weeks old or 14,902 days old or 357,648 hours old or 21,458,880 minutes old or 1,287,532,800 seconds old You were born on a Wednesday.