The number 32425
32425 is a composite number with 6 divisors. Its prime factorisation is Ć 1297. Divisors (6): 1, 5, 25, 1297, 6485, 32425.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
32425 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
32425 is composite. Its prime factorisation is
- 3
The divisors add up to 40238; without 32425 itself that is 7813, so 32425 is deficient (7813 is less than 32425). Euler's totient Ļ(32425) = 25920 numbers up to 32425 share no factor with it.
- 4
The digits of 32425 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 191 steps to reach 1.
LaTeX source of the formulas on this page
\[ 32425 = 5^{2} \times 1297 \]32425 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 40238 |
| Euler totient Ļ(n) | 25920 |
| Square | 1051380625 |
| Cube | 34091016765625 |
| Square root | 180.069431 (= 5ā1297) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 191 |
| Scientific notation | 3.2425 Ć |
32425 in other forms
| Form | Value |
|---|---|
| In words | thirty-two thousand four hundred and twenty-five |
| Binary (base 2) | 111111010101001 |
| Octal (base 8) | 77251 |
| Hexadecimal (base 16) | 7EA9 |
| Base 3 | 1122110221 |
| As time | 32425 seconds = 9 h 0 min 25 s |
Is 32425 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 1) | 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 (32425 Ć· 5 = 6485) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 7) | 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 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 32425 a prime number?
No. 32425 = Ć 1297, so it is divisible by 5.
What are the factors of 32425?
1, 5, 25, 1297, 6485, 32425.
What is 32425 in binary?
111111010101001 (hexadecimal 7EA9, octal 77251).
What is the square root of 32425?
About 180.0694, exactly 5ā1297.
Is 32425 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 32425?
It is a composite number with 6 divisors.