The number 14311
14311 is a composite number with 4 divisors. Its prime factorisation is 11 × 1301. Divisors (4): 1, 11, 1301, 14311.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 14311: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 11 × 1301, the product of two primes.
- 2
14311 is composite. Its prime factorisation is
- 3
The divisors add up to 15624; without 14311 itself that is 1313, so 14311 is deficient (1313 is less than 14311). Euler's totient φ(14311) = 13000 numbers up to 14311 share no factor with it.
- 4
The digits of 14311 add up to 10, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 50 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14311 = 11 \times 1301 \]
14311 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 15624 |
| Euler totient φ(n) | 13000 |
| Square | 204804721 |
| Cube | 2930960362231 |
| Square root | 119.628592 |
| Digit sum / digital root | 10 / 1 |
| Collatz steps to 1 | 50 |
| Scientific notation | 1.4311 × |
14311 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand three hundred and eleven |
| Binary (base 2) | 11011111100111 |
| Octal (base 8) | 33747 |
| Hexadecimal (base 16) | 37E7 |
| Base 3 | 201122001 |
| As time | 14311 seconds = 3 h 58 min 31 s |
Is 14311 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 1) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 1) | 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 | Yes (14311 ÷ 11 = 1301) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 14311 a prime number?
No. 14311 = 11 × 1301, so it is divisible by 11.
What are the factors of 14311?
1, 11, 1301, 14311.
What is 14311 in binary?
11011111100111 (hexadecimal 37E7, octal 33747).
What is the square root of 14311?
About 119.6286.
Is 14311 divisible by 3?
No. Its digits add up to 10, which is not a multiple of 3.
What is special about the number 14311?
14311 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 11 × 1301, the product of two primes.