42,490 in words
42,490
forty-two thousand four hundred ninety
42,490 is written forty-two thousand four hundred ninety.
Ways to write it
- As an ordinal
- forty-two thousand four hundred ninetieth
- Expanded form
- 40,000 + 2,000 + 400 + 90
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 4 | 400 |
| tens | 9 | 90 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 5, 7, 10, 14, 35, 70, 607, 1,214, 3,035, 4,249, 6,070, 8,498, 21,245 and 42,490 (16 factors)
- First 10 multiples
- 42,490, 84,980, 127,470, 169,960, 212,450, 254,940, 297,430, 339,920, 382,410, 424,900
- Square
- 42,490 × 42,490 = 1,805,400,100
- Square root
- ≈ 206.13
- Sum of the digits
- 4 + 2 + 4 + 9 + 0 = 19
- Rounded to the nearest 10
- 42,490
- Rounded to the nearest 100
- 42,500
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,489
- Number after
- 42,491
- In binary
1010010111111010
Quick check
What number comes just after 42,490?
Show the answer
42,491
Is 42,490 even or odd?
Show the answer
Even
What is 42,490 + 10?
Show the answer
42,500
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 42,490 in words?
42,490 is written "forty-two thousand four hundred ninety".
Is 42,490 a prime number?
No. 42,490 is a composite number, because it has more than two factors.
What are the factors of 42,490?
The factors of 42,490 are 1, 2, 5, 7, 10, 14, 35, 70, 607, 1,214, 3,035, 4,249, 6,070, 8,498, 21,245 and 42,490.