The number 55767
55767 is a composite number with 8 divisors. Its prime factorisation is 3 × 29 × 641. Divisors (8): 1, 3, 29, 87, 641, 1923, 18589, 55767.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55767 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55767 is composite. Its prime factorisation is
- 3
The divisors add up to 77040; without 55767 itself that is 21273, so 55767 is deficient (21273 is less than 55767). Euler's totient φ(55767) = 35840 numbers up to 55767 share no factor with it.
- 4
The digits of 55767 add up to 30, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55767 = 3 \times 29 \times 641 \]
55767 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 77040 |
| Euler totient φ(n) | 35840 |
| Square | 3109958289 |
| Cube | 173433043902663 |
| Square root | 236.150376 |
| Digit sum / digital root | 30 / 3 |
| Collatz steps to 1 | 91 |
| Scientific notation | 5.5767 × |
55767 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand seven hundred and sixty-seven |
| Binary (base 2) | 1101100111010111 |
| Octal (base 8) | 154727 |
| Hexadecimal (base 16) | D9D7 |
| Base 3 | 2211111110 |
| As time | 55767 seconds = 15 h 29 min 27 s |
Is 55767 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 | Yes (55767 ÷ 3 = 18589) | 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 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | 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 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55767 a prime number?
No. 55767 = 3 × 29 × 641, so it is divisible by 3.
What are the factors of 55767?
1, 3, 29, 87, 641, 1923, 18589, 55767.
What is 55767 in binary?
1101100111010111 (hexadecimal D9D7, octal 154727).
What is the square root of 55767?
About 236.1504.
Is 55767 divisible by 3?
Yes. Its digits add up to 30, a multiple of 3.
What is special about the number 55767?
It is a composite number with 8 divisors.