The number 55676
55676 is a composite number with 12 divisors. Its prime factorisation is × 31 × 449. Divisors (12): 1, 2, 4, 31, 62, 124, 449, 898, 1796, 13919, 27838, 55676.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55676 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55676 is composite. Its prime factorisation is
- 3
The divisors add up to 100800; without 55676 itself that is 45124, so 55676 is deficient (45124 is less than 55676). Euler's totient φ(55676) = 26880 numbers up to 55676 share no factor with it.
- 4
The digits of 55676 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55676 = 2^{2} \times 31 \times 449 \]55676 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 100800 |
| Euler totient φ(n) | 26880 |
| Square | 3099816976 |
| Cube | 172585409955776 |
| Square root | 235.957623 (= 2√13919) |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 91 |
| Scientific notation | 5.5676 × |
55676 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand six hundred and seventy-six |
| Binary (base 2) | 1101100101111100 |
| Octal (base 8) | 154574 |
| Hexadecimal (base 16) | D97C |
| Base 3 | 2211101002 |
| As time | 55676 seconds = 15 h 27 min 56 s |
Is 55676 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55676 ÷ 2 = 27838) | 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 (55676 ÷ 4 = 13919) | 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 | No (remainder 5) | 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 2) | 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 5) | 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 55676 a prime number?
No. 55676 = × 31 × 449, so it is divisible by 2.
What are the factors of 55676?
1, 2, 4, 31, 62, 124, 449, 898, 1796, 13919, 27838, 55676.
What is 55676 in binary?
1101100101111100 (hexadecimal D97C, octal 154574).
What is the square root of 55676?
About 235.9576, exactly 2√13919.
Is 55676 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 55676?
It is a composite number with 12 divisors.