18,020 in words
18,020
eighteen thousand twenty
18,020 is written eighteen thousand twenty.
Ways to write it
- As an ordinal
- eighteen thousand twentieth
- Expanded form
- 10,000 + 8,000 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 8 | 8,000 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1,060, 1,802, 3,604, 4,505, 9,010 and 18,020 (24 factors)
- First 10 multiples
- 18,020, 36,040, 54,060, 72,080, 90,100, 108,120, 126,140, 144,160, 162,180, 180,200
- Square
- 18,020 × 18,020 = 324,720,400
- Square root
- ≈ 134.24
- Sum of the digits
- 1 + 8 + 0 + 2 + 0 = 11
- Rounded to the nearest 10
- 18,020
- Rounded to the nearest 100
- 18,000
- Rounded to the nearest 1000
- 18,000
- Number before
- 18,019
- Number after
- 18,021
- In binary
100011001100100
Quick check
What number comes just after 18,020?
Show the answer
18,021
Is 18,020 even or odd?
Show the answer
Even
What is 18,020 + 10?
Show the answer
18,030
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 18,020 in words?
18,020 is written "eighteen thousand twenty".
Is 18,020 a prime number?
No. 18,020 is a composite number, because it has more than two factors.
What are the factors of 18,020?
The factors of 18,020 are 1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1,060, 1,802, 3,604, 4,505, 9,010 and 18,020.