The number 77327
77327 is a composite number with 4 divisors. Its prime factorisation is 53 × 1459. Divisors (4): 1, 53, 1459, 77327.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 77327: a semiprime: 53 × 1459, the product of two primes.
- 2
77327 is composite. Its prime factorisation is
- 3
The divisors add up to 78840; without 77327 itself that is 1513, so 77327 is deficient (1513 is less than 77327). Euler's totient φ(77327) = 75816 numbers up to 77327 share no factor with it.
- 4
The digits of 77327 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 138 steps to reach 1.
LaTeX source of the formulas on this page
\[ 77327 = 53 \times 1459 \]
77327 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 78840 |
| Euler totient φ(n) | 75816 |
| Square | 5979464929 |
| Cube | 462374084564783 |
| Square root | 278.077327 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 138 |
| Scientific notation | 7.7327 × |
77327 in other forms
| Form | Value |
|---|---|
| In words | seventy-seven thousand three hundred and twenty-seven |
| Binary (base 2) | 10010111000001111 |
| Octal (base 8) | 227017 |
| Hexadecimal (base 16) | 12E0F |
| Base 3 | 10221001222 |
| As time | 77327 seconds = 21 h 28 min 47 s |
Is 77327 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 | No (remainder 2) | 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 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 8) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 77327 a prime number?
No. 77327 = 53 × 1459, so it is divisible by 53.
What are the factors of 77327?
1, 53, 1459, 77327.
What is 77327 in binary?
10010111000001111 (hexadecimal 12E0F, octal 227017).
What is the square root of 77327?
About 278.0773.
Is 77327 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 77327?
77327 is a semiprime: 53 × 1459, the product of two primes.