You are 40 years old if you were born on September 29, 1983.
You are 40 years 6 months, 3 weeks, and 5 days old or 487 months old or 2,116 weeks old or 14,818 days old or 355,632 hours old or 21,337,920 minutes old or 1,280,275,200 seconds old You were born on a Thursday.