The number 52443
52443 is a composite number with 6 divisors. Its prime factorisation is × 5827. Divisors (6): 1, 3, 9, 5827, 17481, 52443.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 52443: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
52443 is composite. Its prime factorisation is
- 3
The divisors add up to 75764; without 52443 itself that is 23321, so 52443 is deficient (23321 is less than 52443). Euler's totient φ(52443) = 34956 numbers up to 52443 share no factor with it.
- 4
The digits of 52443 add up to 18, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 52 steps to reach 1.
LaTeX source of the formulas on this page
\[ 52443 = 3^{2} \times 5827 \]52443 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 75764 |
| Euler totient φ(n) | 34956 |
| Square | 2750268249 |
| Cube | 144232317782307 |
| Square root | 229.004367 (= 3√5827) |
| Digit sum / digital root | 18 / 9 |
| Collatz steps to 1 | 52 |
| Scientific notation | 5.2443 × |
52443 in other forms
| Form | Value |
|---|---|
| In words | fifty-two thousand four hundred and forty-three |
| Binary (base 2) | 1100110011011011 |
| Octal (base 8) | 146333 |
| Hexadecimal (base 16) | CCDB |
| Base 3 | 2122221100 |
| As time | 52443 seconds = 14 h 34 min 3 s |
Is 52443 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 | Yes (52443 ÷ 3 = 17481) | 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 3) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (52443 ÷ 9 = 5827) | 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 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 52443 a prime number?
No. 52443 = × 5827, so it is divisible by 3.
What are the factors of 52443?
1, 3, 9, 5827, 17481, 52443.
What is 52443 in binary?
1100110011011011 (hexadecimal CCDB, octal 146333).
What is the square root of 52443?
About 229.0044, exactly 3√5827.
Is 52443 divisible by 3?
Yes. Its digits add up to 18, a multiple of 3.
What is special about the number 52443?
52443 is a happy number: repeatedly adding the squares of its digits reaches 1.