The number 24430
24430 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 7 × 349. Divisors (16): 1, 2, 5, 7, 10, 14, 35, 70, 349, 698, 1745, 2443, 3490, 4886, 12215, 24430.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24430 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24430 is composite. Its prime factorisation is
- 3
The divisors add up to 50400; without 24430 itself that is 25970, so 24430 is abundant (25970 is more than 24430). Euler's totient φ(24430) = 8352 numbers up to 24430 share no factor with it.
- 4
The digits of 24430 add up to 13, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 157 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24430 = 2 \times 5 \times 7 \times 349 \]
24430 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 50400 |
| Euler totient φ(n) | 8352 |
| Square | 596824900 |
| Cube | 14580432307000 |
| Square root | 156.300992 |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 157 |
| Scientific notation | 2.443 × |
24430 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand four hundred and thirty |
| Binary (base 2) | 101111101101110 |
| Octal (base 8) | 57556 |
| Hexadecimal (base 16) | 5F6E |
| Base 3 | 1020111211 |
| As time | 24430 seconds = 6 h 47 min 10 s |
Is 24430 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (24430 ÷ 2 = 12215) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (24430 ÷ 5 = 4886) | 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 | Yes (24430 ÷ 7 = 3490) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (24430 ÷ 10 = 2443) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24430 a prime number?
No. 24430 = 2 × 5 × 7 × 349, so it is divisible by 2.
What are the factors of 24430?
1, 2, 5, 7, 10, 14, 35, 70, 349, 698, 1745, 2443, 3490, 4886, 12215, 24430.
What is 24430 in binary?
101111101101110 (hexadecimal 5F6E, octal 57556).
What is the square root of 24430?
About 156.3010.
Is 24430 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 24430?
It is a composite number with 16 divisors.