20,742 in words
20,742
twenty thousand seven hundred forty-two
20,742 is written twenty thousand seven hundred forty-two.
Ways to write it
- As an ordinal
- twenty thousand seven hundred forty-second
- Expanded form
- 20,000 + 700 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 7 | 700 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 6, 3,457, 6,914, 10,371 and 20,742 (8 factors)
- First 10 multiples
- 20,742, 41,484, 62,226, 82,968, 103,710, 124,452, 145,194, 165,936, 186,678, 207,420
- Square
- 20,742 × 20,742 = 430,230,564
- Square root
- ≈ 144.02
- Sum of the digits
- 2 + 0 + 7 + 4 + 2 = 15
- Rounded to the nearest 10
- 20,740
- Rounded to the nearest 100
- 20,700
- Rounded to the nearest 1000
- 21,000
- Number before
- 20,741
- Number after
- 20,743
- In binary
101000100000110
Quick check
What number comes just after 20,742?
Show the answer
20,743
Is 20,742 even or odd?
Show the answer
Even
What is 20,742 + 10?
Show the answer
20,752
Practice 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 20,742 in words?
20,742 is written "twenty thousand seven hundred forty-two".
Is 20,742 a prime number?
No. 20,742 is a composite number, because it has more than two factors.
What are the factors of 20,742?
The factors of 20,742 are 1, 2, 3, 6, 3,457, 6,914, 10,371 and 20,742.