The number 55492
55492 is a composite number with 6 divisors. Its prime factorisation is × 13873. Divisors (6): 1, 2, 4, 13873, 27746, 55492.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55492 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55492 is composite. Its prime factorisation is
- 3
The divisors add up to 97118; without 55492 itself that is 41626, so 55492 is deficient (41626 is less than 55492). Euler's totient φ(55492) = 27744 numbers up to 55492 share no factor with it.
- 4
The digits of 55492 add up to 25, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 184 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55492 = 2^{2} \times 13873 \]55492 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 97118 |
| Euler totient φ(n) | 27744 |
| Square | 3079362064 |
| Cube | 170879959655488 |
| Square root | 235.567400 (= 2√13873) |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 184 |
| Scientific notation | 5.5492 × |
55492 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand four hundred and ninety-two |
| Binary (base 2) | 1101100011000100 |
| Octal (base 8) | 154304 |
| Hexadecimal (base 16) | D8C4 |
| Base 3 | 2211010021 |
| As time | 55492 seconds = 15 h 24 min 52 s |
Is 55492 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55492 ÷ 2 = 27746) | 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 | Yes (55492 ÷ 4 = 13873) | 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 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | 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 4) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55492 a prime number?
No. 55492 = × 13873, so it is divisible by 2.
What are the factors of 55492?
1, 2, 4, 13873, 27746, 55492.
What is 55492 in binary?
1101100011000100 (hexadecimal D8C4, octal 154304).
What is the square root of 55492?
About 235.5674, exactly 2√13873.
Is 55492 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 55492?
It is a composite number with 6 divisors.