In Roman Number System, there are seven symbols which are used to represent the whole number system. The symbols and their respective values are given below.
I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1000; Then, the value of the numeral MCDLXIV is:
1
1666
2
664
3
1464
4
656