The number 32482
32482 is a composite number with 8 divisors. Its prime factorisation is 2 × 109 × 149. Divisors (8): 1, 2, 109, 149, 218, 298, 16241, 32482.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 32482: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
32482 is composite. Its prime factorisation is
- 3
The divisors add up to 49500; without 32482 itself that is 17018, so 32482 is deficient (17018 is less than 32482). Euler's totient φ(32482) = 15984 numbers up to 32482 share no factor with it.
- 4
The digits of 32482 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 41 steps to reach 1.
LaTeX source of the formulas on this page
\[ 32482 = 2 \times 109 \times 149 \]
32482 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 49500 |
| Euler totient φ(n) | 15984 |
| Square | 1055080324 |
| Cube | 34271119084168 |
| Square root | 180.227634 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 41 |
| Scientific notation | 3.2482 × |
32482 in other forms
| Form | Value |
|---|---|
| In words | thirty-two thousand four hundred and eighty-two |
| Binary (base 2) | 111111011100010 |
| Octal (base 8) | 77342 |
| Hexadecimal (base 16) | 7EE2 |
| Base 3 | 1122120001 |
| As time | 32482 seconds = 9 h 1 min 22 s |
Is 32482 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (32482 ÷ 2 = 16241) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 2) | A number is divisible by 7 if double the last digit and subtract it from the rest: the result is a multiple of 7. |
| 8 | No (remainder 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 32482 a prime number?
No. 32482 = 2 × 109 × 149, so it is divisible by 2.
What are the factors of 32482?
1, 2, 109, 149, 218, 298, 16241, 32482.
What is 32482 in binary?
111111011100010 (hexadecimal 7EE2, octal 77342).
What is the square root of 32482?
About 180.2276.
Is 32482 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 32482?
32482 is a happy number: repeatedly adding the squares of its digits reaches 1.