You are 80 years old if you were born on October 21, 1943.
You are 80 years 5 months, 1 week, and 1 day old or 965 months old or 4,197 weeks old or 29,380 days old or 705,120 hours old or 42,307,200 minutes old or 2,538,432,000 seconds old You were born on a Thursday.