The number 27026
27026 is a composite number with 4 divisors. Its prime factorisation is 2 × 13513. Divisors (4): 1, 2, 13513, 27026.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 27026: a semiprime: 2 × 13513, the product of two primes.
- 2
27026 is composite. Its prime factorisation is
- 3
The divisors add up to 40542; without 27026 itself that is 13516, so 27026 is deficient (13516 is less than 27026). Euler's totient φ(27026) = 13512 numbers up to 27026 share no factor with it.
- 4
The digits of 27026 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 38 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27026 = 2 \times 13513 \]
27026 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 40542 |
| Euler totient φ(n) | 13512 |
| Square | 730404676 |
| Cube | 19739916773576 |
| Square root | 164.395864 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 38 |
| Scientific notation | 2.7026 × |
27026 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand and twenty-six |
| Binary (base 2) | 110100110010010 |
| Octal (base 8) | 64622 |
| Hexadecimal (base 16) | 6992 |
| Base 3 | 1101001222 |
| As time | 27026 seconds = 7 h 30 min 26 s |
Is 27026 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (27026 ÷ 2 = 13513) | 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 1) | 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 | No (remainder 6) | 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 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | 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 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 27026 a prime number?
No. 27026 = 2 × 13513, so it is divisible by 2.
What are the factors of 27026?
1, 2, 13513, 27026.
What is 27026 in binary?
110100110010010 (hexadecimal 6992, octal 64622).
What is the square root of 27026?
About 164.3959.
Is 27026 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 27026?
27026 is a semiprime: 2 × 13513, the product of two primes.