430 in words
430
four hundred and thirty
430 is written four hundred and thirty.
Ways to write it
- As an ordinal
- four hundred and thirtieth
- Roman numeral
- CDXXX
- Expanded form
- 400 + 30
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 4 | 400 |
| tens | 3 | 30 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 5, 10, 43, 86, 215 and 430 (8 factors)
- First 10 multiples
- 430, 860, 1,290, 1,720, 2,150, 2,580, 3,010, 3,440, 3,870, 4,300
- Square
- 430 × 430 = 184,900
- Square root
- ≈ 20.74
- Sum of the digits
- 4 + 3 + 0 = 7
- Rounded to the nearest 10
- 430
- Rounded to the nearest 100
- 400
- Number before
- 429
- Number after
- 431
- In binary
110101110
Quick check
What number comes just after 430?
Show the answer
431
Is 430 even or odd?
Show the answer
Even
What is 430 + 10?
Show the answer
440
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 430 in words?
430 is written "four hundred and thirty".
Is 430 a prime number?
No. 430 is a composite number, because it has more than two factors.
What are the factors of 430?
The factors of 430 are 1, 2, 5, 10, 43, 86, 215 and 430.
How do you write 430 in Roman numerals?
430 in Roman numerals is CDXXX.