What is MCMXCI in Roman Numerals?

What is the value of MCMXCI in Roman numerals?

The Roman numeral MCMXCI is equivalent to 1991 in Arabic numerals.

Therefore, if you want to write the digit 1991 using Roman symbols, you must use the letter combination MCMXCI. This letter combination is equivalent in Roman writing to the Arabic numeral One thousand nine hundred ninety one.

MCMXCI = 1991

How should the Roman numeral MCMXCI 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 MCMXCI is found in a text, it should be read as a natural number, that is, in this case it should be read as "One thousand nine hundred ninety one".