The number 43667
43667 is a composite number with 4 divisors. Its prime factorisation is 13 × 3359. Divisors (4): 1, 13, 3359, 43667.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 43667: a semiprime: 13 × 3359, the product of two primes.
- 2
43667 is composite. Its prime factorisation is
- 3
The divisors add up to 47040; without 43667 itself that is 3373, so 43667 is deficient (3373 is less than 43667). Euler's totient φ(43667) = 40296 numbers up to 43667 share no factor with it.
- 4
The digits of 43667 add up to 26, 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
\[ 43667 = 13 \times 3359 \]
43667 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 47040 |
| Euler totient φ(n) | 40296 |
| Square | 1906806889 |
| Cube | 83264536421963 |
| Square root | 208.966504 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 132 |
| Scientific notation | 4.3667 × |
43667 in other forms
| Form | Value |
|---|---|
| In words | forty-three thousand six hundred and sixty-seven |
| Binary (base 2) | 1010101010010011 |
| Octal (base 8) | 125223 |
| Hexadecimal (base 16) | AA93 |
| Base 3 | 2012220022 |
| As time | 43667 seconds = 12 h 7 min 47 s |
Is 43667 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 2) | 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 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | 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 43667 a prime number?
No. 43667 = 13 × 3359, so it is divisible by 13.
What are the factors of 43667?
1, 13, 3359, 43667.
What is 43667 in binary?
1010101010010011 (hexadecimal AA93, octal 125223).
What is the square root of 43667?
About 208.9665.
Is 43667 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 43667?
43667 is a semiprime: 13 × 3359, the product of two primes.