You are 47 years old if you were born on March 12, 1977.
You are 47 years 1 month, 1 week, and 5 days old or 565 months old or 2,458 weeks old or 17,210 days old or 413,040 hours old or 24,782,400 minutes old or 1,486,944,000 seconds old You were born on a Saturday.