Unfortunately your question isn't possible. You have asked to spell the word open using numbers. The word "OPEN" in the Roman alphabet is basically "OPEN" by English lettering with some variations to the actual letters. Here is an image with the alphabet letters. http://atschool.eduweb.co.uk/nettsch/time/alph.gif
Yes, Roman numerals is a compound noun, an open spaced compound noun; a word made up of the adjective 'Roman' and the noun 'numerals' to form a noun with its own meaning. The adjective 'Roman' is a proper adjective and must be capitalized.
The equivalent of 2013 in Roman numerals is MMXIII
M or m both represent a thousand in Roman numerals
Today the equivalent of 19 in Roman numerals are XIX But in ancient Rome they once were XVIIII or IXX In fact the Latin word for XVIIII is 'novemdecim' and the Latin word for IXX is 'undeviginti There is no equivalent Latin word for XIX
Type them
Yes, Roman numerals is a compound noun, an open spaced compound noun; a word made up of the adjective 'Roman' and the noun 'numerals' to form a noun with its own meaning. The adjective 'Roman' is a proper adjective and must be capitalized.
Roman numerals were a system of writing numbers, not words.
The equivalent of 2013 in Roman numerals is MMXIII
M or m both represent a thousand in Roman numerals
90 in Roman numerals is XC.
1,000 in Roman numerals is M, the first letter of the Latin word mille (thousand)
Today the equivalent of 19 in Roman numerals are XIX But in ancient Rome they once were XVIIII or IXX In fact the Latin word for XVIIII is 'novemdecim' and the Latin word for IXX is 'undeviginti There is no equivalent Latin word for XIX
MIX
Type them
yes
CCXXXI
The numerals that are multiples of 1000 use the word thousand.