What is DCXLII in Roman Numerals?

What is the value of DCXLII in Roman numerals?

The Roman numeral DCXLII is equivalent to 642 in Arabic numerals.

Therefore, if you want to write the digit 642 using Roman symbols, you must use the letter combination DCXLII. This letter combination is equivalent in Roman writing to the Arabic numeral Six hundred fourty two.

DCXLII = 642

How should the Roman numeral DCXLII be read?

It should be noted that Roman letters symbolizing numbers should be read and written from left to right and in the order from largest to smallest.

If the Roman numeral DCXLII is found in a text, it should be read as a natural number, that is, in this case it should be read as "Six hundred fourty two".