33 in Roman numerals is XXXIII, built from XXX + III (XXX = 30, III = 3), which add up to 33.
How 33 is written in Roman numerals
The number 33 is written XXXIII in Roman numerals. Roman numerals use seven letters — I (1), V (5), X (10), L (50), C (100), D (500) and M (1000) — combined from largest to smallest, with subtractive pairs such as IV (4) and IX (9). Need another number? Use the Roman numeral converter or see the 1–100 chart.
Building XXXIII step by step — take the largest value that fits, write its symbol, subtract, repeat.
| Write | Value | Remaining before | Remaining after |
|---|
| X | 10 | 33 | 23 |
| X | 10 | 23 | 13 |
| X | 10 | 13 | 3 |
| I | 1 | 3 | 2 |
| I | 1 | 2 | 1 |
| I | 1 | 1 | 0 |
Where you see XXXIII
The 33rd Super Bowl was Super Bowl XXXIII; the NFL has used Roman numerals for every edition except Super Bowl 50.
Nearby numbers
Popular numbers in Roman numerals
Frequently Asked Questions
What is 33 in Roman numerals?
33 in Roman numerals is XXXIII. Reading it left to right gives X (10) + X (10) + X (10) + I (1) + I (1) + I (1) = 33. The number below it, 32, is written XXXII, and the number above it, 34, is written XXXIV.
How do you write 33 in Roman numerals?
Write 33 as XXXIII, combining X (10) + X (10) + X (10) + I (1) + I (1) + I (1). Roman numerals are built by taking the largest value that still fits, writing its symbol and subtracting it, which reduces 33 in 6 steps: X leaves 23, X leaves 13, X leaves 3, I leaves 2, I leaves 1, I leaves 0. Every symbol keeps the same value wherever it stands, so the order is fixed and XXXIII is the only standard spelling of 33.
Which letters make up XXXIII?
XXXIII is made up of X three times and I three times. X is worth 10 and I is worth 1. Added together those values come to 33, because Roman numerals are read by summing the symbols from left to right.
What is 33 times ten in Roman numerals?
33 times ten is 330, which is CCCXXX in Roman numerals, not XXXIII with a letter added on the end. Roman numerals have no place value, so multiplying by ten respells the whole numeral instead of shifting digits along. Compare XXXIII for 33 with CCCXXX for 330.