BOOK XIII
xiii would also suffice for 13.
The number 13 in Roman numerals is XIII
The Roman numeral for the number 13 is XIII
In Roman Numerals you write 13 like this: Xlll
January 13th 2000 can also be written as 01-13-2000 and in Roman numerals that would be I.XIII.MM
13 in Roman numerals is XIII
Iii - xiii - lxxxvi
It is: VIII-XIII-MMX
XIII-IX-MMI
X-XIII-MMI
XIII-III-MMXI
They are: XI, IX and XIII respectively
It is: VII-XIII-MMVII