You are 15419 days old.
That's 2202 weeks and 5 days.
Which is 42 years and 78 days, including 11 leap years*.
(= 42 years, 11 weeks and 1 days.)
Therefore, you are 42.2 years old.
I spent 8,321 of those day's in the military. Those day's will hold all those hangovers...Getting closer to the answer!
Now if I could only remember how many of those day's I suffered through hangovers?
Jeff