The number 50425
50425 is a composite number with 6 divisors. Its prime factorisation is Ć 2017. Divisors (6): 1, 5, 25, 2017, 10085, 50425.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 50425: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
50425 is composite. Its prime factorisation is
- 3
The divisors add up to 62558; without 50425 itself that is 12133, so 50425 is deficient (12133 is less than 50425). Euler's totient Ļ(50425) = 40320 numbers up to 50425 share no factor with it.
- 4
The digits of 50425 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 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50425 = 5^{2} \times 2017 \]50425 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 62558 |
| Euler totient Ļ(n) | 40320 |
| Square | 2542680625 |
| Cube | 128214670515625 |
| Square root | 224.555116 (= 5ā2017) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 65 |
| Scientific notation | 5.0425 Ć |
50425 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand four hundred and twenty-five |
| Binary (base 2) | 1100010011111001 |
| Octal (base 8) | 142371 |
| Hexadecimal (base 16) | C4F9 |
| Base 3 | 2120011121 |
| As time | 50425 seconds = 14 h 0 min 25 s |
Is 50425 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 (50425 Ć· 5 = 10085) | 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 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 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 1) | 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 50425 a prime number?
No. 50425 = Ć 2017, so it is divisible by 5.
What are the factors of 50425?
1, 5, 25, 2017, 10085, 50425.
What is 50425 in binary?
1100010011111001 (hexadecimal C4F9, octal 142371).
What is the square root of 50425?
About 224.5551, exactly 5ā2017.
Is 50425 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 50425?
50425 is a happy number: repeatedly adding the squares of its digits reaches 1.