You are 123 years old if you were born on September 18, 1900.
You are 123 years 7 months, 1 week, and 6 days old or 1484 months old or 6,450 weeks old or 45,151 days old or 1,083,624 hours old or 65,017,440 minutes old or 3,901,046,400 seconds old You were born on a Tuesday.