20,749 in words
20,749
twenty thousand seven hundred and forty-nine
20,749 is written twenty thousand seven hundred and forty-nine.
Ways to write it
- As an ordinal
- twenty thousand seven hundred and forty-ninth
- Expanded form
- 20,000 + 700 + 40 + 9
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 7 | 700 |
| tens | 4 | 40 |
| ones | 9 | 9 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 20,749 (2 factors)
- First 10 multiples
- 20,749, 41,498, 62,247, 82,996, 103,745, 124,494, 145,243, 165,992, 186,741, 207,490
- Square
- 20,749 × 20,749 = 430,521,001
- Square root
- ≈ 144.05
- Sum of the digits
- 2 + 0 + 7 + 4 + 9 = 22
- Rounded to the nearest 10
- 20,750
- Rounded to the nearest 100
- 20,700
- Rounded to the nearest 1000
- 21,000
- Number before
- 20,748
- Number after
- 20,750
- In binary
101000100001101
Quick check
What number comes just after 20,749?
Show the answer
20,750
Is 20,749 even or odd?
Show the answer
Odd
What is 20,749 + 10?
Show the answer
20,759
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 20,749 in words?
20,749 is written "twenty thousand seven hundred and forty-nine".
Is 20,749 a prime number?
Yes. 20,749 is a prime number: its only factors are 1 and 20,749.
What are the factors of 20,749?
The factors of 20,749 are 1 and 20,749.