2 = II
CCCLXXVIII
(50-10) + 5 + 2 = xlvii in capital letters
MCMLXXVII
MMX
IX
DCXLI
Letters are not numbers. Not all letters in the alphabet represent Roman numerals though some letters do.
3210 = MMMCCX in Roman numerals which are expressed in letters
The roman numeric way to write 46 is XLVI.
In Roman letters, it is KRASNY
250 = CCL
XXXIX= 39