23 in Roman Numerals
23 written in Roman numeralsXXIII
23 = XXIII. Read left to right: XX (20) + III (3) = 23.
Going the other way, the Roman numeral XXIII equals the number 23.
How to write 23 in Roman numerals
- Tens: 20 is XX.
- Ones: 3 is III.
- Put them together, largest first: XX + III = XXIII.
XXIII uses only additive notation: every symbol is the same size or smaller than the one before it, so you simply add them up.
23 is an odd number, a prime number and written with 5 symbols in Roman numerals.
Where you might see XXIII
- In dates written in Roman numerals, XXIII can stand for day 23 of the month.
- Super Bowl XXIII was the 23rd Super Bowl, played in early 1989.
- Book chapters, outlines, movie sequels and royal names use numerals like XXIII for the number 23.
Multiples of XXIII
| Sum | Number | Roman numeral |
|---|---|---|
| 23 × 2 | 46 | XLVI |
| 23 × 3 | 69 | LXIX |
| 23 × 5 | 115 | CXV |
| 23 × 10 | 230 | CCXXX |
Numerals near XXIII
| Number | Roman numeral |
|---|---|
| 18 | XVIII |
| 19 | XIX |
| 20 | XX |
| 21 | XXI |
| 22 | XXII |
| 23 | XXIII |
| 24 | XXIV |
| 25 | XXV |
| 26 | XXVI |
| 27 | XXVII |
| 28 | XXVIII |
Questions
How do you write 23 in Roman numerals?
23 is written XXIII.
What number is XXIII?
XXIII is 23.