The number 24020
24020 is a composite number with 12 divisors. Its prime factorisation is × 5 × 1201. Divisors (12): 1, 2, 4, 5, 10, 20, 1201, 2402, 4804, 6005, 12010, 24020.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24020 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24020 is composite. Its prime factorisation is
- 3
The divisors add up to 50484; without 24020 itself that is 26464, so 24020 is abundant (26464 is more than 24020). Euler's totient φ(24020) = 9600 numbers up to 24020 share no factor with it.
- 4
The digits of 24020 add up to 8, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 51 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24020 = 2^{2} \times 5 \times 1201 \]24020 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 50484 |
| Euler totient φ(n) | 9600 |
| Square | 576960400 |
| Cube | 13858588808000 |
| Square root | 154.983870 (= 2√6005) |
| Digit sum / digital root | 8 / 8 |
| Collatz steps to 1 | 51 |
| Scientific notation | 2.402 × |
24020 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand and twenty |
| Binary (base 2) | 101110111010100 |
| Octal (base 8) | 56724 |
| Hexadecimal (base 16) | 5DD4 |
| Base 3 | 1012221122 |
| As time | 24020 seconds = 6 h 40 min 20 s |
Is 24020 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (24020 ÷ 2 = 12010) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | Yes (24020 ÷ 4 = 6005) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (24020 ÷ 5 = 4804) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (24020 ÷ 10 = 2402) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 7) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24020 a prime number?
No. 24020 = × 5 × 1201, so it is divisible by 2.
What are the factors of 24020?
1, 2, 4, 5, 10, 20, 1201, 2402, 4804, 6005, 12010, 24020.
What is 24020 in binary?
101110111010100 (hexadecimal 5DD4, octal 56724).
What is the square root of 24020?
About 154.9839, exactly 2√6005.
Is 24020 divisible by 3?
No. Its digits add up to 8, which is not a multiple of 3.
What is special about the number 24020?
It is a composite number with 12 divisors.