0
1006 = MVI
1006 in Roman numerals is MVIDDVI (500+500+5+1 = 1006) but 1006 in Roman numerals is normally MVI (1000+5+1 = 1006)
Since 1006 can be divided by 1, 2, 503, and 1006, it is a composite number.
1, 2, 503, 1006.
1006 = 2 x 503