429,820 in words
429,820
four hundred and twenty-nine thousand eight hundred and twenty
429,820 is written four hundred and twenty-nine thousand eight hundred and twenty.
Ways to write it
- As an ordinal
- four hundred and twenty-nine thousand eight hundred and twentieth
- Expanded form
- 400,000 + 20,000 + 9,000 + 800 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 2 | 20,000 |
| thousands | 9 | 9,000 |
| hundreds | 8 | 800 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 20, 21,491, 42,982, 85,964, 107,455, 214,910 and 429,820 (12 factors)
- First 10 multiples
- 429,820, 859,640, 1,289,460, 1,719,280, 2,149,100, 2,578,920, 3,008,740, 3,438,560, 3,868,380, 4,298,200
- Square
- 429,820 × 429,820 = 184,745,232,400
- Square root
- ≈ 655.61
- Sum of the digits
- 4 + 2 + 9 + 8 + 2 + 0 = 25
- Rounded to the nearest 10
- 429,820
- Rounded to the nearest 100
- 429,800
- Rounded to the nearest 1000
- 430,000
- Number before
- 429,819
- Number after
- 429,821
- In binary
1101000111011111100
Quick check
What number comes just after 429,820?
Show the answer
429,821
Is 429,820 even or odd?
Show the answer
Even
What is 429,820 + 10?
Show the answer
429,830
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 429,820 in words?
429,820 is written "four hundred and twenty-nine thousand eight hundred and twenty".
Is 429,820 a prime number?
No. 429,820 is a composite number, because it has more than two factors.
What are the factors of 429,820?
The factors of 429,820 are 1, 2, 4, 5, 10, 20, 21,491, 42,982, 85,964, 107,455, 214,910 and 429,820.