42 in Roman Numerals
XLII
Roman numeral for 42
The number 42 is written as XLII in Roman numerals.
Convert any number — 1 to 3,999,999
How XLII is formed
| XL | 40 | |
| I | ×2 | 2 |
| XLII | 42 |
About this number
Uses subtractive notation: XL (40). Written with 4 characters.
Base Symbols
I=1V=5X=10L=50C=100D=500M=1000
See also: What is XLII? · Chart 1–100