You are 40 years old if you were born on October 7, 1983.
You are 40 years 6 months, 1 week, and 5 days old or 486 months old or 2,115 weeks old or 14,805 days old or 355,320 hours old or 21,319,200 minutes old or 1,279,152,000 seconds old You were born on a Friday.