The number 17081
17081 is a composite number with 8 divisors. Its prime factorisation is 19 × 29 × 31. Divisors (8): 1, 19, 29, 31, 551, 589, 899, 17081.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
17081 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
17081 is composite. Its prime factorisation is
- 3
The divisors add up to 19200; without 17081 itself that is 2119, so 17081 is deficient (2119 is less than 17081). Euler's totient φ(17081) = 15120 numbers up to 17081 share no factor with it.
- 4
The digits of 17081 add up to 17, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 172 steps to reach 1.
LaTeX source of the formulas on this page
\[ 17081 = 19 \times 29 \times 31 \]
17081 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 19200 |
| Euler totient φ(n) | 15120 |
| Square | 291760561 |
| Cube | 4983562142441 |
| Square root | 130.694300 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 172 |
| Scientific notation | 1.7081 × |
17081 in other forms
| Form | Value |
|---|---|
| In words | seventeen thousand and eighty-one |
| Binary (base 2) | 100001010111001 |
| Octal (base 8) | 41271 |
| Hexadecimal (base 16) | 42B9 |
| Base 3 | 212102122 |
| As time | 17081 seconds = 4 h 44 min 41 s |
Is 17081 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 | No (remainder 1) | 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 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 8) | 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 9) | 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 17081 a prime number?
No. 17081 = 19 × 29 × 31, so it is divisible by 19.
What are the factors of 17081?
1, 19, 29, 31, 551, 589, 899, 17081.
What is 17081 in binary?
100001010111001 (hexadecimal 42B9, octal 41271).
What is the square root of 17081?
About 130.6943.
Is 17081 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 17081?
It is a composite number with 8 divisors.