The number 24424
24424 is a composite number with 16 divisors. Its prime factorisation is × 43 × 71. Divisors (16): 1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 12212, 24424.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24424 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24424 is composite. Its prime factorisation is
- 3
The divisors add up to 47520; without 24424 itself that is 23096, so 24424 is deficient (23096 is less than 24424). Euler's totient φ(24424) = 11760 numbers up to 24424 share no factor with it.
- 4
The digits of 24424 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 157 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24424 = 2^{3} \times 43 \times 71 \]24424 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 47520 |
| Euler totient φ(n) | 11760 |
| Square | 596531776 |
| Cube | 14569692097024 |
| Square root | 156.281797 (= 2√6106) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 157 |
| Scientific notation | 2.4424 × |
24424 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand four hundred and twenty-four |
| Binary (base 2) | 101111101101000 |
| Octal (base 8) | 57550 |
| Hexadecimal (base 16) | 5F68 |
| Base 3 | 1020111121 |
| As time | 24424 seconds = 6 h 47 min 4 s |
Is 24424 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (24424 ÷ 2 = 12212) | 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 | Yes (24424 ÷ 4 = 6106) | 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 4) | 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 | Yes (24424 ÷ 8 = 3053) | 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 4) | 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 4) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24424 a prime number?
No. 24424 = × 43 × 71, so it is divisible by 2.
What are the factors of 24424?
1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 12212, 24424.
What is 24424 in binary?
101111101101000 (hexadecimal 5F68, octal 57550).
What is the square root of 24424?
About 156.2818, exactly 2√6106.
Is 24424 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 24424?
It is a composite number with 16 divisors.