The number 55076
55076 is a composite number with 18 divisors. Its prime factorisation is × × 281. Divisors (18): 1, 2, 4, 7, 14, 28, 49, 98, 196, 281, 562, 1124, 1967, 3934, 7868, 13769 … 55076.
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How to work it out
- 1
55076 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55076 is composite. Its prime factorisation is
- 3
The divisors add up to 112518; without 55076 itself that is 57442, so 55076 is abundant (57442 is more than 55076). Euler's totient φ(55076) = 23520 numbers up to 55076 share no factor with it.
- 4
The digits of 55076 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 60 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55076 = 2^{2} \times 7^{2} \times 281 \]55076 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 18 |
| Sum of divisors | 112518 |
| Euler totient φ(n) | 23520 |
| Square | 3033365776 |
| Cube | 167065653478976 |
| Square root | 234.682765 (= 14√281) |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 60 |
| Scientific notation | 5.5076 × |
55076 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand and seventy-six |
| Binary (base 2) | 1101011100100100 |
| Octal (base 8) | 153444 |
| Hexadecimal (base 16) | D724 |
| Base 3 | 2210112212 |
| As time | 55076 seconds = 15 h 17 min 56 s |
Is 55076 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55076 ÷ 2 = 27538) | 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 | Yes (55076 ÷ 4 = 13769) | 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 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (55076 ÷ 7 = 7868) | 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 5) | 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 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55076 a prime number?
No. 55076 = × × 281, so it is divisible by 2.
What are the factors of 55076?
1, 2, 4, 7, 14, 28, 49, 98, 196, 281, 562, 1124, 1967, 3934, 7868, 13769, 27538, 55076.
What is 55076 in binary?
1101011100100100 (hexadecimal D724, octal 153444).
What is the square root of 55076?
About 234.6828, exactly 14√281.
Is 55076 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 55076?
It is a composite number with 18 divisors.