The number 327
327 is a composite number with 4 divisors. Its prime factorisation is 3 × 109. Divisors (4): 1, 3, 109, 327.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 327: a semiprime: 3 × 109, the product of two primes.
- 2
327 is composite. Its prime factorisation is
- 3
The divisors add up to 440; without 327 itself that is 113, so 327 is deficient (113 is less than 327). Euler's totient φ(327) = 216 numbers up to 327 share no factor with it.
- 4
The digits of 327 add up to 12, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 143 steps to reach 1.
LaTeX source of the formulas on this page
\[ 327 = 3 \times 109 \]
327 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 440 |
| Euler totient φ(n) | 216 |
| Square | 106929 |
| Cube | 34965783 |
| Square root | 18.083141 |
| Digit sum / digital root | 12 / 3 |
| Collatz steps to 1 | 143 |
| Scientific notation | 3.27 × |
327 in other forms
| Form | Value |
|---|---|
| In words | three hundred and twenty-seven |
| Roman numerals | CCCXXVII |
| Binary (base 2) | 101000111 |
| Octal (base 8) | 507 |
| Hexadecimal (base 16) | 147 |
| Base 3 | 110010 |
| As time | 327 seconds = 5 min 27 s |
Is 327 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 (327 ÷ 3 = 109) | 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 327 a prime number?
No. 327 = 3 × 109, so it is divisible by 3.
What are the factors of 327?
1, 3, 109, 327.
What is 327 in binary?
101000111 (hexadecimal 147, octal 507).
What is the square root of 327?
About 18.0831.
What is 327 in Roman numerals?
CCCXXVII.
Is 327 divisible by 3?
Yes. Its digits add up to 12, a multiple of 3.
What is special about the number 327?
327 is a semiprime: 3 × 109, the product of two primes.