You are 51 years old if you were born on April 21, 1972.
You are 51 years 11 months, 1 week, and 1 day old or 623 months old or 2,710 weeks old or 18,970 days old or 455,280 hours old or 27,316,800 minutes old or 1,639,008,000 seconds old You were born on a Friday.