The number 14711
14711 is a composite number with 4 divisors. Its prime factorisation is 47 × 313. Divisors (4): 1, 47, 313, 14711.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 14711: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 47 × 313, the product of two primes.
- 2
14711 is composite. Its prime factorisation is
- 3
The divisors add up to 15072; without 14711 itself that is 361, so 14711 is deficient (361 is less than 14711). Euler's totient φ(14711) = 14352 numbers up to 14711 share no factor with it.
- 4
The digits of 14711 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 102 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14711 = 47 \times 313 \]
14711 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 15072 |
| Euler totient φ(n) | 14352 |
| Square | 216413521 |
| Cube | 3183659307431 |
| Square root | 121.288911 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 102 |
| Scientific notation | 1.4711 × |
14711 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand seven hundred and eleven |
| Binary (base 2) | 11100101110111 |
| Octal (base 8) | 34567 |
| Hexadecimal (base 16) | 3977 |
| Base 3 | 202011212 |
| As time | 14711 seconds = 4 h 5 min 11 s |
Is 14711 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 1) | 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 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 14711 a prime number?
No. 14711 = 47 × 313, so it is divisible by 47.
What are the factors of 14711?
1, 47, 313, 14711.
What is 14711 in binary?
11100101110111 (hexadecimal 3977, octal 34567).
What is the square root of 14711?
About 121.2889.
Is 14711 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 14711?
14711 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 47 × 313, the product of two primes.