The number 24039
24039 is a composite number with 6 divisors. Its prime factorisation is × 2671. Divisors (6): 1, 3, 9, 2671, 8013, 24039.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24039 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24039 is composite. Its prime factorisation is
- 3
The divisors add up to 34736; without 24039 itself that is 10697, so 24039 is deficient (10697 is less than 24039). Euler's totient φ(24039) = 16020 numbers up to 24039 share no factor with it.
- 4
The digits of 24039 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 95 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24039 = 3^{2} \times 2671 \]24039 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 34736 |
| Euler totient φ(n) | 16020 |
| Square | 577873521 |
| Cube | 13891501571319 |
| Square root | 155.045155 (= 3√2671) |
| Digit sum / digital root | 18 / 9 |
| Collatz steps to 1 | 95 |
| Scientific notation | 2.4039 × |
24039 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand and thirty-nine |
| Binary (base 2) | 101110111100111 |
| Octal (base 8) | 56747 |
| Hexadecimal (base 16) | 5DE7 |
| Base 3 | 1012222100 |
| As time | 24039 seconds = 6 h 40 min 39 s |
Is 24039 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 (24039 ÷ 3 = 8013) | 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 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (24039 ÷ 9 = 2671) | 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 24039 a prime number?
No. 24039 = × 2671, so it is divisible by 3.
What are the factors of 24039?
1, 3, 9, 2671, 8013, 24039.
What is 24039 in binary?
101110111100111 (hexadecimal 5DE7, octal 56747).
What is the square root of 24039?
About 155.0452, exactly 3√2671.
Is 24039 divisible by 3?
Yes. Its digits add up to 18, a multiple of 3.
What is special about the number 24039?
It is a composite number with 6 divisors.