The number 42466
42466 is a composite number with 8 divisors. Its prime factorisation is 2 × 17 × 1249. Divisors (8): 1, 2, 17, 34, 1249, 2498, 21233, 42466.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
42466 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
42466 is composite. Its prime factorisation is
- 3
The divisors add up to 67500; without 42466 itself that is 25034, so 42466 is deficient (25034 is less than 42466). Euler's totient φ(42466) = 19968 numbers up to 42466 share no factor with it.
- 4
The digits of 42466 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 31 steps to reach 1.
LaTeX source of the formulas on this page
\[ 42466 = 2 \times 17 \times 1249 \]
42466 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 67500 |
| Euler totient φ(n) | 19968 |
| Square | 1803361156 |
| Cube | 76581534850696 |
| Square root | 206.072803 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 31 |
| Scientific notation | 4.2466 × |
42466 in other forms
| Form | Value |
|---|---|
| In words | forty-two thousand four hundred and sixty-six |
| Binary (base 2) | 1010010111100010 |
| Octal (base 8) | 122742 |
| Hexadecimal (base 16) | A5E2 |
| Base 3 | 2011020211 |
| As time | 42466 seconds = 11 h 47 min 46 s |
Is 42466 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (42466 ÷ 2 = 21233) | 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 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 | No (remainder 4) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | 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 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 42466 a prime number?
No. 42466 = 2 × 17 × 1249, so it is divisible by 2.
What are the factors of 42466?
1, 2, 17, 34, 1249, 2498, 21233, 42466.
What is 42466 in binary?
1010010111100010 (hexadecimal A5E2, octal 122742).
What is the square root of 42466?
About 206.0728.
Is 42466 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 42466?
It is a composite number with 8 divisors.