18,120 in words
18,120
eighteen thousand one hundred twenty
18,120 is written eighteen thousand one hundred twenty.
Ways to write it
- As an ordinal
- eighteen thousand one hundred twentieth
- Expanded form
- 10,000 + 8,000 + 100 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 8 | 8,000 |
| hundreds | 1 | 100 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1,208, 1,510, 1,812, 2,265, 3,020, 3,624, 4,530, 6,040, 9,060 and 18,120 (32 factors)
- First 10 multiples
- 18,120, 36,240, 54,360, 72,480, 90,600, 108,720, 126,840, 144,960, 163,080, 181,200
- Square
- 18,120 × 18,120 = 328,334,400
- Square root
- ≈ 134.61
- Sum of the digits
- 1 + 8 + 1 + 2 + 0 = 12
- Rounded to the nearest 10
- 18,120
- Rounded to the nearest 100
- 18,100
- Rounded to the nearest 1000
- 18,000
- Number before
- 18,119
- Number after
- 18,121
- In binary
100011011001000
Quick check
What number comes just after 18,120?
Show the answer
18,121
Is 18,120 even or odd?
Show the answer
Even
What is 18,120 + 10?
Show the answer
18,130
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 18,120 in words?
18,120 is written "eighteen thousand one hundred twenty".
Is 18,120 a prime number?
No. 18,120 is a composite number, because it has more than two factors.
What are the factors of 18,120?
The factors of 18,120 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1,208, 1,510, 1,812, 2,265, 3,020, 3,624, 4,530, 6,040, 9,060 and 18,120.