300 in words
300
three hundred
300 is written three hundred.
Ways to write it
- As an ordinal
- three hundredth
- Roman numeral
- CCC
- Expanded form
- 300
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 3 | 300 |
| tens | 0 | 0 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150 and 300 (18 factors)
- First 10 multiples
- 300, 600, 900, 1,200, 1,500, 1,800, 2,100, 2,400, 2,700, 3,000
- Square
- 300 × 300 = 90,000
- Square root
- ≈ 17.32
- Sum of the digits
- 3 + 0 + 0 = 3
- Rounded to the nearest 10
- 300
- Rounded to the nearest 100
- 300
- Number before
- 299
- Number after
- 301
- In binary
100101100
Quick check
What number comes just after 300?
Show the answer
301
Is 300 even or odd?
Show the answer
Even
What is 300 + 10?
Show the answer
310
Practise 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 300 in words?
300 is written "three hundred".
Is 300 a prime number?
No. 300 is a composite number, because it has more than two factors.
What are the factors of 300?
The factors of 300 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150 and 300.
How do you write 300 in Roman numerals?
300 in Roman numerals is CCC.