The number 27133
27133 is a composite number with 4 divisors. Its prime factorisation is 43 × 631. Divisors (4): 1, 43, 631, 27133.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 27133: a semiprime: 43 × 631, the product of two primes.
- 2
27133 is composite. Its prime factorisation is
- 3
The divisors add up to 27808; without 27133 itself that is 675, so 27133 is deficient (675 is less than 27133). Euler's totient φ(27133) = 26460 numbers up to 27133 share no factor with it.
- 4
The digits of 27133 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 183 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27133 = 43 \times 631 \]
27133 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 27808 |
| Euler totient φ(n) | 26460 |
| Square | 736199689 |
| Cube | 19975306161637 |
| Square root | 164.720976 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 183 |
| Scientific notation | 2.7133 × |
27133 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand one hundred and thirty-three |
| Binary (base 2) | 110100111111101 |
| Octal (base 8) | 64775 |
| Hexadecimal (base 16) | 69FD |
| Base 3 | 1101012221 |
| As time | 27133 seconds = 7 h 32 min 13 s |
Is 27133 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 3) | 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 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | 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 7) | 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 27133 a prime number?
No. 27133 = 43 × 631, so it is divisible by 43.
What are the factors of 27133?
1, 43, 631, 27133.
What is 27133 in binary?
110100111111101 (hexadecimal 69FD, octal 64775).
What is the square root of 27133?
About 164.7210.
Is 27133 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 27133?
27133 is a semiprime: 43 × 631, the product of two primes.