It represents 36
It is: 57 = LVII
The Roman numeral XXXVI has the value 36
XXXVI is 36
XXXVI = 36
The correct roman numeral for 36 is XXXVI
As 'xxxvi' it means nothing. However, as 'XXXVI' lnote the capitals. Then XXXVI = 36. NB Roman Numerals are ALWAYS quoted as CAPITAL letters.
In today's conversion of Roman numerals 1967 = MCMLXVII but the ancient Romans probably wrote them out quite differently.
XXXVI
36 = XXXVI
(xxxvi)cm
XXXVI
36 in Roman numerals is XXXVI.