The number 32231
32231 is a composite number with 4 divisors. Its prime factorisation is 167 × 193. Divisors (4): 1, 167, 193, 32231.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 32231: a semiprime: 167 × 193, the product of two primes.
- 2
32231 is composite. Its prime factorisation is
- 3
The divisors add up to 32592; without 32231 itself that is 361, so 32231 is deficient (361 is less than 32231). Euler's totient φ(32231) = 31872 numbers up to 32231 share no factor with it.
- 4
The digits of 32231 add up to 11, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 129 steps to reach 1.
LaTeX source of the formulas on this page
\[ 32231 = 167 \times 193 \]
32231 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 32592 |
| Euler totient φ(n) | 31872 |
| Square | 1038837361 |
| Cube | 33482766982391 |
| Square root | 179.529942 |
| Digit sum / digital root | 11 / 2 |
| Collatz steps to 1 | 129 |
| Scientific notation | 3.2231 × |
32231 in other forms
| Form | Value |
|---|---|
| In words | thirty-two thousand two hundred and thirty-one |
| Binary (base 2) | 111110111100111 |
| Octal (base 8) | 76747 |
| Hexadecimal (base 16) | 7DE7 |
| Base 3 | 1122012202 |
| As time | 32231 seconds = 8 h 57 min 11 s |
Is 32231 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 32231 a prime number?
No. 32231 = 167 × 193, so it is divisible by 167.
What are the factors of 32231?
1, 167, 193, 32231.
What is 32231 in binary?
111110111100111 (hexadecimal 7DE7, octal 76747).
What is the square root of 32231?
About 179.5299.
Is 32231 divisible by 3?
No. Its digits add up to 11, which is not a multiple of 3.
What is special about the number 32231?
32231 is a semiprime: 167 × 193, the product of two primes.