The number 55022
55022 is a composite number with 16 divisors. Its prime factorisation is 2 × 11 × 41 × 61. Divisors (16): 1, 2, 11, 22, 41, 61, 82, 122, 451, 671, 902, 1342, 2501, 5002, 27511, 55022.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55022 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55022 is composite. Its prime factorisation is
- 3
The divisors add up to 93744; without 55022 itself that is 38722, so 55022 is deficient (38722 is less than 55022). Euler's totient φ(55022) = 24000 numbers up to 55022 share no factor with it.
- 4
The digits of 55022 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 184 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55022 = 2 \times 11 \times 41 \times 61 \]
55022 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 93744 |
| Euler totient φ(n) | 24000 |
| Square | 3027420484 |
| Cube | 166574729870648 |
| Square root | 234.567687 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 184 |
| Scientific notation | 5.5022 × |
55022 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand and twenty-two |
| Binary (base 2) | 1101011011101110 |
| Octal (base 8) | 153356 |
| Hexadecimal (base 16) | D6EE |
| Base 3 | 2210110212 |
| As time | 55022 seconds = 15 h 17 min 2 s |
Is 55022 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55022 ÷ 2 = 27511) | 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 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | 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 | Yes (55022 ÷ 11 = 5002) | 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 55022 a prime number?
No. 55022 = 2 × 11 × 41 × 61, so it is divisible by 2.
What are the factors of 55022?
1, 2, 11, 22, 41, 61, 82, 122, 451, 671, 902, 1342, 2501, 5002, 27511, 55022.
What is 55022 in binary?
1101011011101110 (hexadecimal D6EE, octal 153356).
What is the square root of 55022?
About 234.5677.
Is 55022 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 55022?
It is a composite number with 16 divisors.