400,042 in words
400,042
four hundred thousand forty-two
400,042 is written four hundred thousand forty-two.
Ways to write it
- As an ordinal
- four hundred thousand forty-second
- Expanded form
- 400,000 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 0 | 0 |
| thousands | 0 | 0 |
| hundreds | 0 | 0 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 139, 278, 1,439, 2,878, 200,021 and 400,042 (8 factors)
- First 10 multiples
- 400,042, 800,084, 1,200,126, 1,600,168, 2,000,210, 2,400,252, 2,800,294, 3,200,336, 3,600,378, 4,000,420
- Square
- 400,042 × 400,042 = 160,033,601,764
- Square root
- ≈ 632.49
- Sum of the digits
- 4 + 0 + 0 + 0 + 4 + 2 = 10
- Rounded to the nearest 10
- 400,040
- Rounded to the nearest 100
- 400,000
- Rounded to the nearest 1000
- 400,000
- Number before
- 400,041
- Number after
- 400,043
- In binary
1100001101010101010
Quick check
What number comes just after 400,042?
Show the answer
400,043
Is 400,042 even or odd?
Show the answer
Even
What is 400,042 + 10?
Show the answer
400,052
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 400,042 in words?
400,042 is written "four hundred thousand forty-two".
Is 400,042 a prime number?
No. 400,042 is a composite number, because it has more than two factors.
What are the factors of 400,042?
The factors of 400,042 are 1, 2, 139, 278, 1,439, 2,878, 200,021 and 400,042.