You are 80 years old if you were born on October 9, 1943.
You are 80 years 5 months, 2 weeks, and 5 days old or 965 months old or 4,198 weeks old or 29,391 days old or 705,384 hours old or 42,323,040 minutes old or 2,539,382,400 seconds old You were born on a Saturday.