The number 24501
24501 is a composite number with 4 divisors. Its prime factorisation is 3 × 8167. Divisors (4): 1, 3, 8167, 24501.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 24501: a semiprime: 3 × 8167, the product of two primes.
- 2
24501 is composite. Its prime factorisation is
- 3
The divisors add up to 32672; without 24501 itself that is 8171, so 24501 is deficient (8171 is less than 24501). Euler's totient φ(24501) = 16332 numbers up to 24501 share no factor with it.
- 4
The digits of 24501 add up to 12, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 64 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24501 = 3 \times 8167 \]
24501 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 32672 |
| Euler totient φ(n) | 16332 |
| Square | 600299001 |
| Cube | 14707925823501 |
| Square root | 156.527953 |
| Digit sum / digital root | 12 / 3 |
| Collatz steps to 1 | 64 |
| Scientific notation | 2.4501 × |
24501 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand five hundred and one |
| Binary (base 2) | 101111110110101 |
| Octal (base 8) | 57665 |
| Hexadecimal (base 16) | 5FB5 |
| Base 3 | 1020121110 |
| As time | 24501 seconds = 6 h 48 min 21 s |
Is 24501 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 (24501 ÷ 3 = 8167) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | 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 4) | 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 24501 a prime number?
No. 24501 = 3 × 8167, so it is divisible by 3.
What are the factors of 24501?
1, 3, 8167, 24501.
What is 24501 in binary?
101111110110101 (hexadecimal 5FB5, octal 57665).
What is the square root of 24501?
About 156.5280.
Is 24501 divisible by 3?
Yes. Its digits add up to 12, a multiple of 3.
What is special about the number 24501?
24501 is a semiprime: 3 × 8167, the product of two primes.