16
Hindu
XVI
16 = XVI
(xvi)ccclxxxvii = 16,387
It is: XVI-XII-MMXI
It is: XVI and XXX respectively
Yes, he writes his own books.
16 = XVI 495 = CDXCV
VI-XVI-MMXII
xi - xvi - mmiii
His Holiness, Pope Benedict XVI Vatican City
In today's notation of Roman numerals: (XVI)CDLXIV