The number 50511
50511 is a composite number with 8 divisors. Its prime factorisation is 3 × 113 × 149. Divisors (8): 1, 3, 113, 149, 339, 447, 16837, 50511.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
50511 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
50511 is composite. Its prime factorisation is
- 3
The divisors add up to 68400; without 50511 itself that is 17889, so 50511 is deficient (17889 is less than 50511). Euler's totient φ(50511) = 33152 numbers up to 50511 share no factor with it.
- 4
The digits of 50511 add up to 12, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50511 = 3 \times 113 \times 149 \]
50511 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 68400 |
| Euler totient φ(n) | 33152 |
| Square | 2551361121 |
| Cube | 128871801582831 |
| Square root | 224.746524 |
| Digit sum / digital root | 12 / 3 |
| Collatz steps to 1 | 96 |
| Scientific notation | 5.0511 × |
50511 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand five hundred and eleven |
| Binary (base 2) | 1100010101001111 |
| Octal (base 8) | 142517 |
| Hexadecimal (base 16) | C54F |
| Base 3 | 2120021210 |
| As time | 50511 seconds = 14 h 1 min 51 s |
Is 50511 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 | Yes (50511 ÷ 3 = 16837) | 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 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 3) | 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 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50511 a prime number?
No. 50511 = 3 × 113 × 149, so it is divisible by 3.
What are the factors of 50511?
1, 3, 113, 149, 339, 447, 16837, 50511.
What is 50511 in binary?
1100010101001111 (hexadecimal C54F, octal 142517).
What is the square root of 50511?
About 224.7465.
Is 50511 divisible by 3?
Yes. Its digits add up to 12, a multiple of 3.
What is special about the number 50511?
It is a composite number with 8 divisors.