The number 42594
42594 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 31 × 229. Divisors (16): 1, 2, 3, 6, 31, 62, 93, 186, 229, 458, 687, 1374, 7099, 14198, 21297, 42594.
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How to work it out
- 1
42594 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
42594 is composite. Its prime factorisation is
- 3
The divisors add up to 88320; without 42594 itself that is 45726, so 42594 is abundant (45726 is more than 42594). Euler's totient φ(42594) = 13680 numbers up to 42594 share no factor with it.
- 4
The digits of 42594 add up to 24, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 57 steps to reach 1.
LaTeX source of the formulas on this page
\[ 42594 = 2 \times 3 \times 31 \times 229 \]
42594 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 88320 |
| Euler totient φ(n) | 13680 |
| Square | 1814248836 |
| Cube | 77276114920584 |
| Square root | 206.383139 |
| Digit sum / digital root | 24 / 6 |
| Collatz steps to 1 | 57 |
| Scientific notation | 4.2594 × |
42594 in other forms
| Form | Value |
|---|---|
| In words | forty-two thousand five hundred and ninety-four |
| Binary (base 2) | 1010011001100010 |
| Octal (base 8) | 123142 |
| Hexadecimal (base 16) | A662 |
| Base 3 | 2011102120 |
| As time | 42594 seconds = 11 h 49 min 54 s |
Is 42594 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (42594 ÷ 2 = 21297) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (42594 ÷ 3 = 14198) | 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 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (42594 ÷ 6 = 7099) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 4) | 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 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 42594 a prime number?
No. 42594 = 2 × 3 × 31 × 229, so it is divisible by 2.
What are the factors of 42594?
1, 2, 3, 6, 31, 62, 93, 186, 229, 458, 687, 1374, 7099, 14198, 21297, 42594.
What is 42594 in binary?
1010011001100010 (hexadecimal A662, octal 123142).
What is the square root of 42594?
About 206.3831.
Is 42594 divisible by 3?
Yes. Its digits add up to 24, a multiple of 3.
What is special about the number 42594?
It is a composite number with 16 divisors.