42,438 in words
42,438
forty-two thousand four hundred thirty-eight
42,438 is written forty-two thousand four hundred thirty-eight.
Ways to write it
- As an ordinal
- forty-two thousand four hundred thirty-eighth
- Expanded form
- 40,000 + 2,000 + 400 + 30 + 8
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 4 | 400 |
| tens | 3 | 30 |
| ones | 8 | 8 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 6, 11, 22, 33, 66, 643, 1,286, 1,929, 3,858, 7,073, 14,146, 21,219 and 42,438 (16 factors)
- First 10 multiples
- 42,438, 84,876, 127,314, 169,752, 212,190, 254,628, 297,066, 339,504, 381,942, 424,380
- Square
- 42,438 × 42,438 = 1,800,983,844
- Square root
- ≈ 206.00
- Sum of the digits
- 4 + 2 + 4 + 3 + 8 = 21
- Rounded to the nearest 10
- 42,440
- Rounded to the nearest 100
- 42,400
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,437
- Number after
- 42,439
- In binary
1010010111000110
Quick check
What number comes just after 42,438?
Show the answer
42,439
Is 42,438 even or odd?
Show the answer
Even
What is 42,438 + 10?
Show the answer
42,448
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 42,438 in words?
42,438 is written "forty-two thousand four hundred thirty-eight".
Is 42,438 a prime number?
No. 42,438 is a composite number, because it has more than two factors.
What are the factors of 42,438?
The factors of 42,438 are 1, 2, 3, 6, 11, 22, 33, 66, 643, 1,286, 1,929, 3,858, 7,073, 14,146, 21,219 and 42,438.