The number 27553
27553 is a composite number with 4 divisors. Its prime factorisation is 59 × 467. Divisors (4): 1, 59, 467, 27553.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 27553: a semiprime: 59 × 467, the product of two primes.
- 2
27553 is composite. Its prime factorisation is
- 3
The divisors add up to 28080; without 27553 itself that is 527, so 27553 is deficient (527 is less than 27553). Euler's totient φ(27553) = 27028 numbers up to 27553 share no factor with it.
- 4
The digits of 27553 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 183 steps to reach 1.
LaTeX source of the formulas on this page
\[ 27553 = 59 \times 467 \]
27553 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 28080 |
| Euler totient φ(n) | 27028 |
| Square | 759167809 |
| Cube | 20917350641377 |
| Square root | 165.990964 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 183 |
| Scientific notation | 2.7553 × |
27553 in other forms
| Form | Value |
|---|---|
| In words | twenty-seven thousand five hundred and fifty-three |
| Binary (base 2) | 110101110100001 |
| Octal (base 8) | 65641 |
| Hexadecimal (base 16) | 6BA1 |
| Base 3 | 1101210111 |
| As time | 27553 seconds = 7 h 39 min 13 s |
Is 27553 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | 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 9) | 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 27553 a prime number?
No. 27553 = 59 × 467, so it is divisible by 59.
What are the factors of 27553?
1, 59, 467, 27553.
What is 27553 in binary?
110101110100001 (hexadecimal 6BA1, octal 65641).
What is the square root of 27553?
About 165.9910.
Is 27553 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 27553?
27553 is a semiprime: 59 × 467, the product of two primes.