The number 5533
5533 is a composite number with 4 divisors. Its prime factorisation is 11 × 503. Divisors (4): 1, 11, 503, 5533.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 5533: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 11 × 503, the product of two primes.
- 2
5533 is composite. Its prime factorisation is
- 3
The divisors add up to 6048; without 5533 itself that is 515, so 5533 is deficient (515 is less than 5533). Euler's totient φ(5533) = 5020 numbers up to 5533 share no factor with it.
- 4
The digits of 5533 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 98 steps to reach 1.
LaTeX source of the formulas on this page
\[ 5533 = 11 \times 503 \]
5533 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 6048 |
| Euler totient φ(n) | 5020 |
| Square | 30614089 |
| Cube | 169387754437 |
| Square root | 74.384138 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 98 |
| Scientific notation | 5.533 × |
5533 in other forms
| Form | Value |
|---|---|
| In words | five thousand five hundred and thirty-three |
| Binary (base 2) | 1010110011101 |
| Octal (base 8) | 12635 |
| Hexadecimal (base 16) | 159D |
| Base 3 | 21120221 |
| As time | 5533 seconds = 1 h 32 min 13 s |
Is 5533 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 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | 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 | Yes (5533 ÷ 11 = 503) | 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 5533 a prime number?
No. 5533 = 11 × 503, so it is divisible by 11.
What are the factors of 5533?
1, 11, 503, 5533.
What is 5533 in binary?
1010110011101 (hexadecimal 159D, octal 12635).
What is the square root of 5533?
About 74.3841.
Is 5533 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 5533?
5533 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 11 × 503, the product of two primes.