The number 24901
24901 is a composite number with 4 divisors. Its prime factorisation is 37 × 673. Divisors (4): 1, 37, 673, 24901.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 24901: a semiprime: 37 × 673, the product of two primes.
- 2
24901 is composite. Its prime factorisation is
- 3
The divisors add up to 25612; without 24901 itself that is 711, so 24901 is deficient (711 is less than 24901). Euler's totient φ(24901) = 24192 numbers up to 24901 share no factor with it.
- 4
The digits of 24901 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 38 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24901 = 37 \times 673 \]
24901 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 25612 |
| Euler totient φ(n) | 24192 |
| Square | 620059801 |
| Cube | 15440109104701 |
| Square root | 157.800507 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 38 |
| Scientific notation | 2.4901 × |
24901 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand nine hundred and one |
| Binary (base 2) | 110000101000101 |
| Octal (base 8) | 60505 |
| Hexadecimal (base 16) | 6145 |
| Base 3 | 1021011021 |
| As time | 24901 seconds = 6 h 55 min 1 s |
Is 24901 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 | No (remainder 1) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 2) | 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 7) | 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 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24901 a prime number?
No. 24901 = 37 × 673, so it is divisible by 37.
What are the factors of 24901?
1, 37, 673, 24901.
What is 24901 in binary?
110000101000101 (hexadecimal 6145, octal 60505).
What is the square root of 24901?
About 157.8005.
Is 24901 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 24901?
24901 is a semiprime: 37 × 673, the product of two primes.