The number 54242
54242 is a composite number with 8 divisors. Its prime factorisation is 2 × 37 × 733. Divisors (8): 1, 2, 37, 74, 733, 1466, 27121, 54242.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
54242 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
54242 is composite. Its prime factorisation is
- 3
The divisors add up to 83676; without 54242 itself that is 29434, so 54242 is deficient (29434 is less than 54242). Euler's totient φ(54242) = 26352 numbers up to 54242 share no factor with it.
- 4
The digits of 54242 add up to 17, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 39 steps to reach 1.
LaTeX source of the formulas on this page
\[ 54242 = 2 \times 37 \times 733 \]
54242 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 83676 |
| Euler totient φ(n) | 26352 |
| Square | 2942194564 |
| Cube | 159590517540488 |
| Square root | 232.899120 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 39 |
| Scientific notation | 5.4242 × |
54242 in other forms
| Form | Value |
|---|---|
| In words | fifty-four thousand two hundred and forty-two |
| Binary (base 2) | 1101001111100010 |
| Octal (base 8) | 151742 |
| Hexadecimal (base 16) | D3E2 |
| Base 3 | 2202101222 |
| As time | 54242 seconds = 15 h 4 min 2 s |
Is 54242 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (54242 ÷ 2 = 27121) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | 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 | No (remainder 2) | 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 8) | 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 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 54242 a prime number?
No. 54242 = 2 × 37 × 733, so it is divisible by 2.
What are the factors of 54242?
1, 2, 37, 74, 733, 1466, 27121, 54242.
What is 54242 in binary?
1101001111100010 (hexadecimal D3E2, octal 151742).
What is the square root of 54242?
About 232.8991.
Is 54242 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 54242?
It is a composite number with 8 divisors.