The number 57425
57425 is a composite number with 6 divisors. Its prime factorisation is Ć 2297. Divisors (6): 1, 5, 25, 2297, 11485, 57425.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
57425 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
57425 is composite. Its prime factorisation is
- 3
The divisors add up to 71238; without 57425 itself that is 13813, so 57425 is deficient (13813 is less than 57425). Euler's totient Ļ(57425) = 45920 numbers up to 57425 share no factor with it.
- 4
The digits of 57425 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 78 steps to reach 1.
LaTeX source of the formulas on this page
\[ 57425 = 5^{2} \times 2297 \]57425 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 71238 |
| Euler totient Ļ(n) | 45920 |
| Square | 3297630625 |
| Cube | 189366438640625 |
| Square root | 239.635139 (= 5ā2297) |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 78 |
| Scientific notation | 5.7425 Ć |
57425 in other forms
| Form | Value |
|---|---|
| In words | fifty-seven thousand four hundred and twenty-five |
| Binary (base 2) | 1110000001010001 |
| Octal (base 8) | 160121 |
| Hexadecimal (base 16) | E051 |
| Base 3 | 2220202212 |
| As time | 57425 seconds = 15 h 57 min 5 s |
Is 57425 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 (57425 Ć· 5 = 11485) | 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 5) | 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 57425 a prime number?
No. 57425 = Ć 2297, so it is divisible by 5.
What are the factors of 57425?
1, 5, 25, 2297, 11485, 57425.
What is 57425 in binary?
1110000001010001 (hexadecimal E051, octal 160121).
What is the square root of 57425?
About 239.6351, exactly 5ā2297.
Is 57425 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 57425?
It is a composite number with 6 divisors.