The number 43163
43163 is a composite number with 4 divisors. Its prime factorisation is 17 × 2539. Divisors (4): 1, 17, 2539, 43163.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 43163: a Harshad number: divisible by its digit sum 17; a semiprime: 17 × 2539, the product of two primes.
- 2
43163 is composite. Its prime factorisation is
- 3
The divisors add up to 45720; without 43163 itself that is 2557, so 43163 is deficient (2557 is less than 43163). Euler's totient φ(43163) = 40608 numbers up to 43163 share no factor with it.
- 4
The digits of 43163 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 132 steps to reach 1.
LaTeX source of the formulas on this page
\[ 43163 = 17 \times 2539 \]
43163 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 45720 |
| Euler totient φ(n) | 40608 |
| Square | 1863044569 |
| Cube | 80414592731747 |
| Square root | 207.757070 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 132 |
| Scientific notation | 4.3163 × |
43163 in other forms
| Form | Value |
|---|---|
| In words | forty-three thousand one hundred and sixty-three |
| Binary (base 2) | 1010100010011011 |
| Octal (base 8) | 124233 |
| Hexadecimal (base 16) | A89B |
| Base 3 | 2012012122 |
| As time | 43163 seconds = 11 h 59 min 23 s |
Is 43163 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | 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 3) | 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 3) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 43163 a prime number?
No. 43163 = 17 × 2539, so it is divisible by 17.
What are the factors of 43163?
1, 17, 2539, 43163.
What is 43163 in binary?
1010100010011011 (hexadecimal A89B, octal 124233).
What is the square root of 43163?
About 207.7571.
Is 43163 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 43163?
43163 is a Harshad number: divisible by its digit sum 17; a semiprime: 17 × 2539, the product of two primes.