42,170 in words
42,170
forty-two thousand one hundred and seventy
42,170 is written forty-two thousand one hundred and seventy.
Ways to write it
- As an ordinal
- forty-two thousand one hundred and seventieth
- Expanded form
- 40,000 + 2,000 + 100 + 70
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 1 | 100 |
| tens | 7 | 70 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 5, 10, 4,217, 8,434, 21,085 and 42,170 (8 factors)
- First 10 multiples
- 42,170, 84,340, 126,510, 168,680, 210,850, 253,020, 295,190, 337,360, 379,530, 421,700
- Square
- 42,170 × 42,170 = 1,778,308,900
- Square root
- ≈ 205.35
- Sum of the digits
- 4 + 2 + 1 + 7 + 0 = 14
- Rounded to the nearest 10
- 42,170
- Rounded to the nearest 100
- 42,200
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,169
- Number after
- 42,171
- In binary
1010010010111010
Quick check
What number comes just after 42,170?
Show the answer
42,171
Is 42,170 even or odd?
Show the answer
Even
What is 42,170 + 10?
Show the answer
42,180
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 42,170 in words?
42,170 is written "forty-two thousand one hundred and seventy".
Is 42,170 a prime number?
No. 42,170 is a composite number, because it has more than two factors.
What are the factors of 42,170?
The factors of 42,170 are 1, 2, 5, 10, 4,217, 8,434, 21,085 and 42,170.