You are 47 years old if you were born on February 21, 1977.
You are 47 years 1 month, 1 week, and 1 day old or 565 months old or 2,457 weeks old or 17,203 days old or 412,872 hours old or 24,772,320 minutes old or 1,486,339,200 seconds old You were born on a Monday.