42 in Roman Numerals

The number 42 is written XLII in Roman numerals. Reading left to right and adding the values gives 40 + 1 + 1 = 42. Roman numerals use seven letters — I (1), V (5), X (10), L (50), C (100), D (500) and M (1000) — with a smaller letter before a larger one meaning subtraction (IV = 4, IX = 9, XL = 40, XC = 90, CD = 400, CM = 900).

Nearby & popular values

Frequently asked

What is 42 in Roman numerals?

42 in Roman numerals is XLII.

How is 42 written in Roman numerals?

42 is written XLII, which breaks down as 40 + 1 + 1 = 42.

Is there a Roman numeral for zero?

No. The Roman system has no symbol for zero, which is one reason it was eventually replaced for calculation.