23 in Roman Numerals

The number 23 written in Roman numerals is XXIII.

23
=
XXIII

How XXIII is built:

XX= 20
II= 2
I= 1
XXIII= 23
Reverse lookup

Looking up the other way? XXIII in Arabic numbers is 23. Use the full converter to enter any Roman numeral:

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Frequently asked questions
What is 23 in Roman numerals?
23 in Roman numerals is XXIII. It is built from XX (20) + II (2) + I (1) = 23.
How do you write 23 in Roman numerals?
To write 23 in Roman numerals, identify the largest Roman symbols that fit: 20 = XX, 2 = II, 1 = I. Write them left to right: XXIII.
What does XXIII mean?
XXIII is the Roman numeral for 23. The symbols represent: XX = 20, II = 2, I = 1, which add up to 23.
What is the range of Roman numerals?
Standard Roman numerals cover 1 to 3,999 (I to MMMCMXCIX). Numbers outside this range cannot be represented with the classic seven symbols: I, V, X, L, C, D, M.
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