The number 27263
27263 is a composite number with 4 divisors. Its prime factorisation is 137 × 199. Divisors (4): 1, 137, 199, 27263.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 27263: a semiprime: 137 × 199, the product of two primes.
- 2
27263 is composite. Its prime factorisation is
- 3
The divisors add up to 27600; without 27263 itself that is 337, so 27263 is deficient (337 is less than 27263). Euler's totient φ(27263) = 26928 numbers up to 27263 share no factor with it.
- 4
The digits of 27263 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 95 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27263 = 137 \times 199 \]
27263 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 27600 |
| Euler totient φ(n) | 26928 |
| Square | 743271169 |
| Cube | 20263801880447 |
| Square root | 165.115111 |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 95 |
| Scientific notation | 2.7263 × |
27263 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand two hundred and sixty-three |
| Binary (base 2) | 110101001111111 |
| Octal (base 8) | 65177 |
| Hexadecimal (base 16) | 6A7F |
| Base 3 | 1101101202 |
| As time | 27263 seconds = 7 h 34 min 23 s |
Is 27263 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 5) | 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | 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 5) | 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 27263 a prime number?
No. 27263 = 137 × 199, so it is divisible by 137.
What are the factors of 27263?
1, 137, 199, 27263.
What is 27263 in binary?
110101001111111 (hexadecimal 6A7F, octal 65177).
What is the square root of 27263?
About 165.1151.
Is 27263 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 27263?
27263 is a semiprime: 137 × 199, the product of two primes.