40,042 in words
40,042
forty thousand forty-two
40,042 is written forty thousand forty-two.
Ways to write it
- As an ordinal
- forty thousand forty-second
- Expanded form
- 40,000 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| 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, 20,021 and 40,042 (4 factors)
- First 10 multiples
- 40,042, 80,084, 120,126, 160,168, 200,210, 240,252, 280,294, 320,336, 360,378, 400,420
- Square
- 40,042 × 40,042 = 1,603,361,764
- Square root
- ≈ 200.10
- Sum of the digits
- 4 + 0 + 0 + 4 + 2 = 10
- Rounded to the nearest 10
- 40,040
- Rounded to the nearest 100
- 40,000
- Rounded to the nearest 1000
- 40,000
- Number before
- 40,041
- Number after
- 40,043
- In binary
1001110001101010
Quick check
What number comes just after 40,042?
Show the answer
40,043
Is 40,042 even or odd?
Show the answer
Even
What is 40,042 + 10?
Show the answer
40,052
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 40,042 in words?
40,042 is written "forty thousand forty-two".
Is 40,042 a prime number?
No. 40,042 is a composite number, because it has more than two factors.
What are the factors of 40,042?
The factors of 40,042 are 1, 2, 20,021 and 40,042.