The number 32225
32225 is a composite number with 6 divisors. Its prime factorisation is Ć 1289. Divisors (6): 1, 5, 25, 1289, 6445, 32225.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
32225 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
32225 is composite. Its prime factorisation is
- 3
The divisors add up to 39990; without 32225 itself that is 7765, so 32225 is deficient (7765 is less than 32225). Euler's totient Ļ(32225) = 25760 numbers up to 32225 share no factor with it.
- 4
The digits of 32225 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 98 steps to reach 1.
LaTeX source of the formulas on this page
\[ 32225 = 5^{2} \times 1289 \]32225 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 39990 |
| Euler totient Ļ(n) | 25760 |
| Square | 1038450625 |
| Cube | 33464071390625 |
| Square root | 179.513231 (= 5ā1289) |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 98 |
| Scientific notation | 3.2225 Ć |
32225 in other forms
| Form | Value |
|---|---|
| In words | thirty-two thousand two hundred and twenty-five |
| Binary (base 2) | 111110111100001 |
| Octal (base 8) | 76741 |
| Hexadecimal (base 16) | 7DE1 |
| Base 3 | 1122012112 |
| As time | 32225 seconds = 8 h 57 min 5 s |
Is 32225 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (32225 Ć· 5 = 6445) | 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 4) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 32225 a prime number?
No. 32225 = Ć 1289, so it is divisible by 5.
What are the factors of 32225?
1, 5, 25, 1289, 6445, 32225.
What is 32225 in binary?
111110111100001 (hexadecimal 7DE1, octal 76741).
What is the square root of 32225?
About 179.5132, exactly 5ā1289.
Is 32225 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 32225?
It is a composite number with 6 divisors.