The number 24081
24081 is a composite number with 8 divisors. Its prime factorisation is 3 × 23 × 349. Divisors (8): 1, 3, 23, 69, 349, 1047, 8027, 24081.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24081 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24081 is composite. Its prime factorisation is
- 3
The divisors add up to 33600; without 24081 itself that is 9519, so 24081 is deficient (9519 is less than 24081). Euler's totient φ(24081) = 15312 numbers up to 24081 share no factor with it.
- 4
The digits of 24081 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 43 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24081 = 3 \times 23 \times 349 \]
24081 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 33600 |
| Euler totient φ(n) | 15312 |
| Square | 579894561 |
| Cube | 13964440923441 |
| Square root | 155.180540 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 43 |
| Scientific notation | 2.4081 × |
24081 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand and eighty-one |
| Binary (base 2) | 101111000010001 |
| Octal (base 8) | 57021 |
| Hexadecimal (base 16) | 5E11 |
| Base 3 | 1020000220 |
| As time | 24081 seconds = 6 h 41 min 21 s |
Is 24081 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 (24081 ÷ 3 = 8027) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 1) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 2) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24081 a prime number?
No. 24081 = 3 × 23 × 349, so it is divisible by 3.
What are the factors of 24081?
1, 3, 23, 69, 349, 1047, 8027, 24081.
What is 24081 in binary?
101111000010001 (hexadecimal 5E11, octal 57021).
What is the square root of 24081?
About 155.1805.
Is 24081 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 24081?
It is a composite number with 8 divisors.