The number 55026
55026 is a composite number with 16 divisors. Its prime factorisation is 2 × × 1019. Divisors (16): 1, 2, 3, 6, 9, 18, 27, 54, 1019, 2038, 3057, 6114, 9171, 18342, 27513, 55026.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 55026: a Harshad number: divisible by its digit sum 18.
- 2
55026 is composite. Its prime factorisation is
- 3
The divisors add up to 122400; without 55026 itself that is 67374, so 55026 is abundant (67374 is more than 55026). Euler's totient φ(55026) = 18324 numbers up to 55026 share no factor with it.
- 4
The digits of 55026 add up to 18, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 184 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55026 = 2 \times 3^{3} \times 1019 \]55026 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 122400 |
| Euler totient φ(n) | 18324 |
| Square | 3027860676 |
| Cube | 166611061557576 |
| Square root | 234.576214 (= 3√6114) |
| Digit sum / digital root | 18 / 9 |
| Collatz steps to 1 | 184 |
| Scientific notation | 5.5026 × |
55026 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand and twenty-six |
| Binary (base 2) | 1101011011110010 |
| Octal (base 8) | 153362 |
| Hexadecimal (base 16) | D6F2 |
| Base 3 | 2210111000 |
| As time | 55026 seconds = 15 h 17 min 6 s |
Is 55026 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55026 ÷ 2 = 27513) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (55026 ÷ 3 = 18342) | 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 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (55026 ÷ 6 = 9171) | 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 | Yes (55026 ÷ 9 = 6114) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 55026 a prime number?
No. 55026 = 2 × × 1019, so it is divisible by 2.
What are the factors of 55026?
1, 2, 3, 6, 9, 18, 27, 54, 1019, 2038, 3057, 6114, 9171, 18342, 27513, 55026.
What is 55026 in binary?
1101011011110010 (hexadecimal D6F2, octal 153362).
What is the square root of 55026?
About 234.5762, exactly 3√6114.
Is 55026 divisible by 3?
Yes. Its digits add up to 18, a multiple of 3.
What is special about the number 55026?
55026 is a Harshad number: divisible by its digit sum 18.