The number 55773
55773 is a composite number with 6 divisors. Its prime factorisation is × 6197. Divisors (6): 1, 3, 9, 6197, 18591, 55773.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55773 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55773 is composite. Its prime factorisation is
- 3
The divisors add up to 80574; without 55773 itself that is 24801, so 55773 is deficient (24801 is less than 55773). Euler's totient φ(55773) = 37176 numbers up to 55773 share no factor with it.
- 4
The digits of 55773 add up to 27, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 60 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55773 = 3^{2} \times 6197 \]55773 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 80574 |
| Euler totient φ(n) | 37176 |
| Square | 3110627529 |
| Cube | 173489029174917 |
| Square root | 236.163079 (= 3√6197) |
| Digit sum / digital root | 27 / 9 |
| Collatz steps to 1 | 60 |
| Scientific notation | 5.5773 × |
55773 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand seven hundred and seventy-three |
| Binary (base 2) | 1101100111011101 |
| Octal (base 8) | 154735 |
| Hexadecimal (base 16) | D9DD |
| Base 3 | 2211111200 |
| As time | 55773 seconds = 15 h 29 min 33 s |
Is 55773 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 (55773 ÷ 3 = 18591) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | 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 4) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (55773 ÷ 9 = 6197) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 3) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55773 a prime number?
No. 55773 = × 6197, so it is divisible by 3.
What are the factors of 55773?
1, 3, 9, 6197, 18591, 55773.
What is 55773 in binary?
1101100111011101 (hexadecimal D9DD, octal 154735).
What is the square root of 55773?
About 236.1631, exactly 3√6197.
Is 55773 divisible by 3?
Yes. Its digits add up to 27, a multiple of 3.
What is special about the number 55773?
It is a composite number with 6 divisors.