33 in Words

How do you write 33 in words?

The number 33 is written thirty-three in words. As an ordinal it is thirty-third, and on a check you would write Thirty-three and 00/100.

Last updated 24 August 2026

Other ways to write it

Cardinalthirty-three
Ordinalthirty-third
Currencythirty-three dollars
Check formatThirty-three and 00/100

How 33 is written

33 is the sum of its place values, 30 + 3, and is written thirty-three.

Its ordinal form is thirty-third — only the final element takes the ordinal ending — and on a check the amount line reads "Thirty-three and 00/100", where 00/100 stands for zero cents.

The hyphen in thirty-three is required: English hyphenates every compound number from twenty-one to ninety-nine.

For house-style rules on spelling out numbers, see the Chicago Manual of Style.

Facts about 33

  • 33 is an odd number.
  • It is not a prime number.
  • Digit sum: 6.
  • Roman numerals: XXXIII.
  • Binary: 100001.
  • Hexadecimal: 21.
Place-value breakdown of 33
DigitPlace
3tens
3ones

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Frequently asked questions

How do you write 33 in words?

33 in words is "thirty-three".

How do you spell 33?

33 is spelled "thirty-three".

How do you write 33 on a check?

On a check, write "Thirty-three and 00/100".