The number 16022
16022 is a composite number with 4 divisors. Its prime factorisation is 2 × 8011. Divisors (4): 1, 2, 8011, 16022.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 16022: a semiprime: 2 × 8011, the product of two primes.
- 2
16022 is composite. Its prime factorisation is
- 3
The divisors add up to 24036; without 16022 itself that is 8014, so 16022 is deficient (8014 is less than 16022). Euler's totient φ(16022) = 8010 numbers up to 16022 share no factor with it.
- 4
The digits of 16022 add up to 11, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 53 steps to reach 1.
LaTeX source of the formulas on this page
\[ 16022 = 2 \times 8011 \]
16022 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 24036 |
| Euler totient φ(n) | 8010 |
| Square | 256704484 |
| Cube | 4112919242648 |
| Square root | 126.578039 |
| Digit sum / digital root | 11 / 2 |
| Collatz steps to 1 | 53 |
| Scientific notation | 1.6022 × |
16022 in other forms
| Form | Value |
|---|---|
| In words | sixteen thousand and twenty-two |
| Binary (base 2) | 11111010010110 |
| Octal (base 8) | 37226 |
| Hexadecimal (base 16) | 3E96 |
| Base 3 | 210222102 |
| As time | 16022 seconds = 4 h 27 min 2 s |
Is 16022 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (16022 ÷ 2 = 8011) | 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 2) | 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 6) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | 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 16022 a prime number?
No. 16022 = 2 × 8011, so it is divisible by 2.
What are the factors of 16022?
1, 2, 8011, 16022.
What is 16022 in binary?
11111010010110 (hexadecimal 3E96, octal 37226).
What is the square root of 16022?
About 126.5780.
Is 16022 divisible by 3?
No. Its digits add up to 11, which is not a multiple of 3.
What is special about the number 16022?
16022 is a semiprime: 2 × 8011, the product of two primes.