The number 50443
50443 is a composite number with 4 divisors. Its prime factorisation is 73 × 691. Divisors (4): 1, 73, 691, 50443.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 50443: a semiprime: 73 × 691, the product of two primes.
- 2
50443 is composite. Its prime factorisation is
- 3
The divisors add up to 51208; without 50443 itself that is 765, so 50443 is deficient (765 is less than 50443). Euler's totient φ(50443) = 49680 numbers up to 50443 share no factor with it.
- 4
The digits of 50443 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 109 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50443 = 73 \times 691 \]
50443 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 51208 |
| Euler totient φ(n) | 49680 |
| Square | 2544496249 |
| Cube | 128352024288307 |
| Square root | 224.595191 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 109 |
| Scientific notation | 5.0443 × |
50443 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand four hundred and forty-three |
| Binary (base 2) | 1100010100001011 |
| Octal (base 8) | 142413 |
| Hexadecimal (base 16) | C50B |
| Base 3 | 2120012021 |
| As time | 50443 seconds = 14 h 0 min 43 s |
Is 50443 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 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 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 3) | 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 | No (remainder 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50443 a prime number?
No. 50443 = 73 × 691, so it is divisible by 73.
What are the factors of 50443?
1, 73, 691, 50443.
What is 50443 in binary?
1100010100001011 (hexadecimal C50B, octal 142413).
What is the square root of 50443?
About 224.5952.
Is 50443 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 50443?
50443 is a semiprime: 73 × 691, the product of two primes.