The number 14018
14018 is a composite number with 8 divisors. Its prime factorisation is 2 × 43 × 163. Divisors (8): 1, 2, 43, 86, 163, 326, 7009, 14018.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 14018: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
14018 is composite. Its prime factorisation is
- 3
The divisors add up to 21648; without 14018 itself that is 7630, so 14018 is deficient (7630 is less than 14018). Euler's totient φ(14018) = 6804 numbers up to 14018 share no factor with it.
- 4
The digits of 14018 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 182 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14018 = 2 \times 43 \times 163 \]
14018 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 21648 |
| Euler totient φ(n) | 6804 |
| Square | 196504324 |
| Cube | 2754597613832 |
| Square root | 118.397635 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 182 |
| Scientific notation | 1.4018 × |
14018 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand and eighteen |
| Binary (base 2) | 11011011000010 |
| Octal (base 8) | 33302 |
| Hexadecimal (base 16) | 36C2 |
| Base 3 | 201020012 |
| As time | 14018 seconds = 3 h 53 min 38 s |
Is 14018 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (14018 ÷ 2 = 7009) | 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 2) | 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 2) | 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 2) | 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 8) | 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 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 14018 a prime number?
No. 14018 = 2 × 43 × 163, so it is divisible by 2.
What are the factors of 14018?
1, 2, 43, 86, 163, 326, 7009, 14018.
What is 14018 in binary?
11011011000010 (hexadecimal 36C2, octal 33302).
What is the square root of 14018?
About 118.3976.
Is 14018 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 14018?
14018 is a happy number: repeatedly adding the squares of its digits reaches 1.