The number 27212
27212 is a composite number with 6 divisors. Its prime factorisation is × 6803. Divisors (6): 1, 2, 4, 6803, 13606, 27212.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
27212 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
27212 is composite. Its prime factorisation is
- 3
The divisors add up to 47628; without 27212 itself that is 20416, so 27212 is deficient (20416 is less than 27212). Euler's totient φ(27212) = 13604 numbers up to 27212 share no factor with it.
- 4
The digits of 27212 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 90 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27212 = 2^{2} \times 6803 \]27212 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 47628 |
| Euler totient φ(n) | 13604 |
| Square | 740492944 |
| Cube | 20150293992128 |
| Square root | 164.960601 (= 2√6803) |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 90 |
| Scientific notation | 2.7212 × |
27212 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand two hundred and twelve |
| Binary (base 2) | 110101001001100 |
| Octal (base 8) | 65114 |
| Hexadecimal (base 16) | 6A4C |
| Base 3 | 1101022212 |
| As time | 27212 seconds = 7 h 33 min 32 s |
Is 27212 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (27212 ÷ 2 = 13606) | 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 | Yes (27212 ÷ 4 = 6803) | 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 | No (remainder 3) | 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 4) | 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 9) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 27212 a prime number?
No. 27212 = × 6803, so it is divisible by 2.
What are the factors of 27212?
1, 2, 4, 6803, 13606, 27212.
What is 27212 in binary?
110101001001100 (hexadecimal 6A4C, octal 65114).
What is the square root of 27212?
About 164.9606, exactly 2√6803.
Is 27212 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 27212?
It is a composite number with 6 divisors.