The number 50017
50017 is a composite number with 4 divisors. Its prime factorisation is 11 × 4547. Divisors (4): 1, 11, 4547, 50017.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 50017: a semiprime: 11 × 4547, the product of two primes.
- 2
50017 is composite. Its prime factorisation is
- 3
The divisors add up to 54576; without 50017 itself that is 4559, so 50017 is deficient (4559 is less than 50017). Euler's totient φ(50017) = 45460 numbers up to 50017 share no factor with it.
- 4
The digits of 50017 add up to 13, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 88 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50017 = 11 \times 4547 \]
50017 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 54576 |
| Euler totient φ(n) | 45460 |
| Square | 2501700289 |
| Cube | 125127543354913 |
| Square root | 223.644808 |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 88 |
| Scientific notation | 5.0017 × |
50017 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand and seventeen |
| Binary (base 2) | 1100001101100001 |
| Octal (base 8) | 141541 |
| Hexadecimal (base 16) | C361 |
| Base 3 | 2112121111 |
| As time | 50017 seconds = 13 h 53 min 37 s |
Is 50017 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 | No (remainder 2) | 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 2) | 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 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (50017 ÷ 11 = 4547) | 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 50017 a prime number?
No. 50017 = 11 × 4547, so it is divisible by 11.
What are the factors of 50017?
1, 11, 4547, 50017.
What is 50017 in binary?
1100001101100001 (hexadecimal C361, octal 141541).
What is the square root of 50017?
About 223.6448.
Is 50017 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 50017?
50017 is a semiprime: 11 × 4547, the product of two primes.