The number 27482
27482 is a composite number with 16 divisors. Its prime factorisation is 2 × 7 × 13 × 151. Divisors (16): 1, 2, 7, 13, 14, 26, 91, 151, 182, 302, 1057, 1963, 2114, 3926, 13741, 27482.
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How to work it out
- 1
27482 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
27482 is composite. Its prime factorisation is
- 3
The divisors add up to 51072; without 27482 itself that is 23590, so 27482 is deficient (23590 is less than 27482). Euler's totient φ(27482) = 10800 numbers up to 27482 share no factor with it.
- 4
The digits of 27482 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 152 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27482 = 2 \times 7 \times 13 \times 151 \]
27482 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 51072 |
| Euler totient φ(n) | 10800 |
| Square | 755260324 |
| Cube | 20756064224168 |
| Square root | 165.776959 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 152 |
| Scientific notation | 2.7482 × |
27482 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand four hundred and eighty-two |
| Binary (base 2) | 110101101011010 |
| Octal (base 8) | 65532 |
| Hexadecimal (base 16) | 6B5A |
| Base 3 | 1101200212 |
| As time | 27482 seconds = 7 h 38 min 2 s |
Is 27482 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (27482 ÷ 2 = 13741) | 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 2) | 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 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (27482 ÷ 7 = 3926) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 27482 a prime number?
No. 27482 = 2 × 7 × 13 × 151, so it is divisible by 2.
What are the factors of 27482?
1, 2, 7, 13, 14, 26, 91, 151, 182, 302, 1057, 1963, 2114, 3926, 13741, 27482.
What is 27482 in binary?
110101101011010 (hexadecimal 6B5A, octal 65532).
What is the square root of 27482?
About 165.7770.
Is 27482 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 27482?
It is a composite number with 16 divisors.