The number 24126
24126 is a composite number with 8 divisors. Its prime factorisation is 2 × 3 × 4021. Divisors (8): 1, 2, 3, 6, 4021, 8042, 12063, 24126.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
24126 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
24126 is composite. Its prime factorisation is
- 3
The divisors add up to 48264; without 24126 itself that is 24138, so 24126 is abundant (24138 is more than 24126). Euler's totient φ(24126) = 8040 numbers up to 24126 share no factor with it.
- 4
The digits of 24126 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 144 steps to reach 1.
LaTeX source of the formulas on this page
\[ 24126 = 2 \times 3 \times 4021 \]
24126 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 48264 |
| Euler totient φ(n) | 8040 |
| Square | 582063876 |
| Cube | 14042873072376 |
| Square root | 155.325465 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 144 |
| Scientific notation | 2.4126 × |
24126 in other forms
| Form | Value |
|---|---|
| In words | twenty-four thousand one hundred and twenty-six |
| Binary (base 2) | 101111000111110 |
| Octal (base 8) | 57076 |
| Hexadecimal (base 16) | 5E3E |
| Base 3 | 1020002120 |
| As time | 24126 seconds = 6 h 42 min 6 s |
Is 24126 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (24126 ÷ 2 = 12063) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (24126 ÷ 3 = 8042) | 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 | No (remainder 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (24126 ÷ 6 = 4021) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 24126 a prime number?
No. 24126 = 2 × 3 × 4021, so it is divisible by 2.
What are the factors of 24126?
1, 2, 3, 6, 4021, 8042, 12063, 24126.
What is 24126 in binary?
101111000111110 (hexadecimal 5E3E, octal 57076).
What is the square root of 24126?
About 155.3255.
Is 24126 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 24126?
It is a composite number with 8 divisors.