It is: 57 = LVII
The Roman numeral XXXVI has the value 36
XXXVI = 36
XXXVI is 36
36 in Roman numerals is represented as XXXVI.
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
I-IX I II III IV V VI VII VIII IX
36 in Roman numerals is XXXVI.