330 in words
330
three hundred thirty
330 is written three hundred thirty.
Ways to write it
- As an ordinal
- three hundred thirtieth
- Roman numeral
- CCCXXX
- Expanded form
- 300 + 30
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 3 | 300 |
| tens | 3 | 30 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165 and 330 (16 factors)
- First 10 multiples
- 330, 660, 990, 1,320, 1,650, 1,980, 2,310, 2,640, 2,970, 3,300
- Square
- 330 × 330 = 108,900
- Square root
- ≈ 18.17
- Sum of the digits
- 3 + 3 + 0 = 6
- Rounded to the nearest 10
- 330
- Rounded to the nearest 100
- 300
- Number before
- 329
- Number after
- 331
- In binary
101001010
Quick check
What number comes just after 330?
Show the answer
331
Is 330 even or odd?
Show the answer
Even
What is 330 + 10?
Show the answer
340
Practice with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 330 in words?
330 is written "three hundred thirty".
Is 330 a prime number?
No. 330 is a composite number, because it has more than two factors.
What are the factors of 330?
The factors of 330 are 1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165 and 330.
How do you write 330 in Roman numerals?
330 in Roman numerals is CCCXXX.