You are 45 years old if you were born on December 30, 1978.
You are 45 years 3 months, 3 weeks, and 5 days old or 544 months old or 2,364 weeks old or 16,553 days old or 397,272 hours old or 23,836,320 minutes old or 1,430,179,200 seconds old You were born on a Saturday.