18 written in Roman numerals is XVIII.
18 = XVIII
XVIII
In todays notation of Roman numerals: V-XVIII-MCMXCII
Xviii/xi/mxvim
It is: X-XVIII-MMX
You write 1533 in roman numerals like this: MDXXXIII
The date 18-06-1990 in Roman numerals would be XVIII.VI.MCMXC
xviii
XVIII
In todays notation of Roman numerals: V-XVIII-MCMXCII
XI-XVIII-MMX
XVIII-XI-MMX
It is: II-XVIII-MMXI
Xviii/xi/mxvim
It is: X-XVIII-MMX
You write 1533 in roman numerals like this: MDXXXIII
To write 19000 in Roman numerals, combine the Roman numerals for 1000 (M) and 9000 (IX). Therefore, 19000 in Roman numerals is written as MXCM.
To write twenty in Roman numerals, you simply write the letter X.