You are 99 years old if you were born on September 15, 1924.
You are 99 years 7 months, 1 week, and 4 days old or 1195 months old or 5,197 weeks old or 36,383 days old or 873,192 hours old or 52,391,520 minutes old or 3,143,491,200 seconds old You were born on a Monday.