20,424 in words
20,424
twenty thousand four hundred twenty-four
20,424 is written twenty thousand four hundred twenty-four.
Ways to write it
- As an ordinal
- twenty thousand four hundred twenty-fourth
- Expanded form
- 20,000 + 400 + 20 + 4
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 4 | 4 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 444, 552, 851, 888, 1,702, 2,553, 3,404, 5,106, 6,808, 10,212 and 20,424 (32 factors)
- First 10 multiples
- 20,424, 40,848, 61,272, 81,696, 102,120, 122,544, 142,968, 163,392, 183,816, 204,240
- Square
- 20,424 × 20,424 = 417,139,776
- Square root
- ≈ 142.91
- Sum of the digits
- 2 + 0 + 4 + 2 + 4 = 12
- Rounded to the nearest 10
- 20,420
- Rounded to the nearest 100
- 20,400
- Rounded to the nearest 1000
- 20,000
- Number before
- 20,423
- Number after
- 20,425
- In binary
100111111001000
Quick check
What number comes just after 20,424?
Show the answer
20,425
Is 20,424 even or odd?
Show the answer
Even
What is 20,424 + 10?
Show the answer
20,434
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 20,424 in words?
20,424 is written "twenty thousand four hundred twenty-four".
Is 20,424 a prime number?
No. 20,424 is a composite number, because it has more than two factors.
What are the factors of 20,424?
The factors of 20,424 are 1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 444, 552, 851, 888, 1,702, 2,553, 3,404, 5,106, 6,808, 10,212 and 20,424.