18,442 in words
18,442
eighteen thousand four hundred and forty-two
18,442 is written eighteen thousand four hundred and forty-two.
Ways to write it
- As an ordinal
- eighteen thousand four hundred and forty-second
- Expanded form
- 10,000 + 8,000 + 400 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 8 | 8,000 |
| hundreds | 4 | 400 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 9,221 and 18,442 (4 factors)
- First 10 multiples
- 18,442, 36,884, 55,326, 73,768, 92,210, 110,652, 129,094, 147,536, 165,978, 184,420
- Square
- 18,442 × 18,442 = 340,107,364
- Square root
- ≈ 135.80
- Sum of the digits
- 1 + 8 + 4 + 4 + 2 = 19
- Rounded to the nearest 10
- 18,440
- Rounded to the nearest 100
- 18,400
- Rounded to the nearest 1000
- 18,000
- Number before
- 18,441
- Number after
- 18,443
- In binary
100100000001010
Quick check
What number comes just after 18,442?
Show the answer
18,443
Is 18,442 even or odd?
Show the answer
Even
What is 18,442 + 10?
Show the answer
18,452
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 18,442 in words?
18,442 is written "eighteen thousand four hundred and forty-two".
Is 18,442 a prime number?
No. 18,442 is a composite number, because it has more than two factors.
What are the factors of 18,442?
The factors of 18,442 are 1, 2, 9,221 and 18,442.