The number 55835
55835 is a composite number with 8 divisors. Its prime factorisation is 5 × 13 × 859. Divisors (8): 1, 5, 13, 65, 859, 4295, 11167, 55835.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55835 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55835 is composite. Its prime factorisation is
- 3
The divisors add up to 72240; without 55835 itself that is 16405, so 55835 is deficient (16405 is less than 55835). Euler's totient φ(55835) = 41184 numbers up to 55835 share no factor with it.
- 4
The digits of 55835 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55835 = 5 \times 13 \times 859 \]
55835 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 72240 |
| Euler totient φ(n) | 41184 |
| Square | 3117547225 |
| Cube | 174068249307875 |
| Square root | 236.294308 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 91 |
| Scientific notation | 5.5835 × |
55835 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand eight hundred and thirty-five |
| Binary (base 2) | 1101101000011011 |
| Octal (base 8) | 155033 |
| Hexadecimal (base 16) | DA1B |
| Base 3 | 2211120222 |
| As time | 55835 seconds = 15 h 30 min 35 s |
Is 55835 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (55835 ÷ 5 = 11167) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55835 a prime number?
No. 55835 = 5 × 13 × 859, so it is divisible by 5.
What are the factors of 55835?
1, 5, 13, 65, 859, 4295, 11167, 55835.
What is 55835 in binary?
1101101000011011 (hexadecimal DA1B, octal 155033).
What is the square root of 55835?
About 236.2943.
Is 55835 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 55835?
It is a composite number with 8 divisors.