The number 50439
50439 is a composite number with 16 divisors. Its prime factorisation is 3 × 17 × 23 × 43. Divisors (16): 1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2967, 16813, 50439.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
50439 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
50439 is composite. Its prime factorisation is
- 3
The divisors add up to 76032; without 50439 itself that is 25593, so 50439 is deficient (25593 is less than 50439). Euler's totient φ(50439) = 29568 numbers up to 50439 share no factor with it.
- 4
The digits of 50439 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 70 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50439 = 3 \times 17 \times 23 \times 43 \]
50439 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 76032 |
| Euler totient φ(n) | 29568 |
| Square | 2544092721 |
| Cube | 128321492754519 |
| Square root | 224.586286 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 70 |
| Scientific notation | 5.0439 × |
50439 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand four hundred and thirty-nine |
| Binary (base 2) | 1100010100000111 |
| Octal (base 8) | 142407 |
| Hexadecimal (base 16) | C507 |
| Base 3 | 2120012010 |
| As time | 50439 seconds = 14 h 0 min 39 s |
Is 50439 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 (50439 ÷ 3 = 16813) | 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 4) | 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 4) | 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 50439 a prime number?
No. 50439 = 3 × 17 × 23 × 43, so it is divisible by 3.
What are the factors of 50439?
1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2967, 16813, 50439.
What is 50439 in binary?
1100010100000111 (hexadecimal C507, octal 142407).
What is the square root of 50439?
About 224.5863.
Is 50439 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 50439?
It is a composite number with 16 divisors.