Nothing. But just as you can use the regular (Arabic) number symbols to describe numbers, you can also use Roman symbols to describe numbers.
Roman numerals were inspired by Etruscan numerals of which Roman numerals originated from.
Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.Eleven in Roman numerals is XI.
In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.In Roman numerals 522 would be DXXII.
113 = CXIII in Roman numerals
It is: 1830 = MDCCCXXX in Roman numerals
1697 in roman numerals is: MDXCVII.
There is no 0 in roman numerals.
The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.The letter C in Roman numerals is 100.
74 in Roman numerals is LXXIV 74 in Roman numerals would be LXXIV
887 in Roman numerals is DCCCLXXXVII
236 in roman numerals is CCXXXVI
4000 in Roman numerals is MMMM