You are 40 years old if you were born on August 13, 1983.
You are 40 years 8 months, 1 week, and 4 days old or 488 months old or 2,123 weeks old or 14,865 days old or 356,760 hours old or 21,405,600 minutes old or 1,284,336,000 seconds old You were born on a Saturday.