You are 123 years old if you were born on September 17, 1900.
You are 123 years 7 months and 2 days old or 1483 months old or 6,448 weeks old or 45,140 days old or 1,083,360 hours old or 65,001,600 minutes old or 3,900,096,000 seconds old You were born on a Monday.