You are 100 years old if you were born on July 12, 1923.
You are 100 years 9 months, 1 week, and 4 days old or 1209 months old or 5,258 weeks old or 36,811 days old or 883,464 hours old or 53,007,840 minutes old or 3,180,470,400 seconds old You were born on a Thursday.