The number 58242
58242 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 17 × 571. Divisors (16): 1, 2, 3, 6, 17, 34, 51, 102, 571, 1142, 1713, 3426, 9707, 19414, 29121, 58242.
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How to work it out
- 1
58242 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
58242 is composite. Its prime factorisation is
- 3
The divisors add up to 123552; without 58242 itself that is 65310, so 58242 is abundant (65310 is more than 58242). Euler's totient φ(58242) = 18240 numbers up to 58242 share no factor with it.
- 4
The digits of 58242 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 166 steps to reach 1.
LaTeX source of the formulas on this page
\[ 58242 = 2 \times 3 \times 17 \times 571 \]
58242 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 123552 |
| Euler totient φ(n) | 18240 |
| Square | 3392130564 |
| Cube | 197564468308488 |
| Square root | 241.333794 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 166 |
| Scientific notation | 5.8242 × |
58242 in other forms
| Form | Value |
|---|---|
| In words | fifty-eight thousand two hundred and forty-two |
| Binary (base 2) | 1110001110000010 |
| Octal (base 8) | 161602 |
| Hexadecimal (base 16) | E382 |
| Base 3 | 2221220010 |
| As time | 58242 seconds = 16 h 10 min 42 s |
Is 58242 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (58242 ÷ 2 = 29121) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (58242 ÷ 3 = 19414) | 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 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (58242 ÷ 6 = 9707) | 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 2) | 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 2) | 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 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 58242 a prime number?
No. 58242 = 2 × 3 × 17 × 571, so it is divisible by 2.
What are the factors of 58242?
1, 2, 3, 6, 17, 34, 51, 102, 571, 1142, 1713, 3426, 9707, 19414, 29121, 58242.
What is 58242 in binary?
1110001110000010 (hexadecimal E382, octal 161602).
What is the square root of 58242?
About 241.3338.
Is 58242 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 58242?
It is a composite number with 16 divisors.