You are 42 years old if you were born on October 4, 1981.
You are 42 years 6 months, 2 weeks, and 6 days old or 510 months old or 2,220 weeks old or 15,543 days old or 373,032 hours old or 22,381,920 minutes old or 1,342,915,200 seconds old You were born on a Sunday.