The number 55316
55316 is a composite number with 6 divisors. Its prime factorisation is × 13829. Divisors (6): 1, 2, 4, 13829, 27658, 55316.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55316 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55316 is composite. Its prime factorisation is
- 3
The divisors add up to 96810; without 55316 itself that is 41494, so 55316 is deficient (41494 is less than 55316). Euler's totient φ(55316) = 27656 numbers up to 55316 share no factor with it.
- 4
The digits of 55316 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 47 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55316 = 2^{2} \times 13829 \]55316 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 96810 |
| Euler totient φ(n) | 27656 |
| Square | 3059859856 |
| Cube | 169259207794496 |
| Square root | 235.193537 (= 2√13829) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 47 |
| Scientific notation | 5.5316 × |
55316 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand three hundred and sixteen |
| Binary (base 2) | 1101100000010100 |
| Octal (base 8) | 154024 |
| Hexadecimal (base 16) | D814 |
| Base 3 | 2210212202 |
| As time | 55316 seconds = 15 h 21 min 56 s |
Is 55316 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55316 ÷ 2 = 27658) | 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 (55316 ÷ 4 = 13829) | 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 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 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 8) | 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 55316 a prime number?
No. 55316 = × 13829, so it is divisible by 2.
What are the factors of 55316?
1, 2, 4, 13829, 27658, 55316.
What is 55316 in binary?
1101100000010100 (hexadecimal D814, octal 154024).
What is the square root of 55316?
About 235.1935, exactly 2√13829.
Is 55316 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 55316?
It is a composite number with 6 divisors.