The number 14091
14091 is a composite number with 16 divisors. Its prime factorisation is 3 × 7 × 11 × 61. Divisors (16): 1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 14091.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
14091 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
14091 is composite. Its prime factorisation is
- 3
The divisors add up to 23808; without 14091 itself that is 9717, so 14091 is deficient (9717 is less than 14091). Euler's totient φ(14091) = 7200 numbers up to 14091 share no factor with it.
- 4
The digits of 14091 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 58 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14091 = 3 \times 7 \times 11 \times 61 \]
14091 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 23808 |
| Euler totient φ(n) | 7200 |
| Square | 198556281 |
| Cube | 2797856555571 |
| Square root | 118.705518 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 58 |
| Scientific notation | 1.4091 × |
14091 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand and ninety-one |
| Binary (base 2) | 11011100001011 |
| Octal (base 8) | 33413 |
| Hexadecimal (base 16) | 370B |
| Base 3 | 201022220 |
| As time | 14091 seconds = 3 h 54 min 51 s |
Is 14091 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 (14091 ÷ 3 = 4697) | 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 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (14091 ÷ 7 = 2013) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | 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 (14091 ÷ 11 = 1281) | 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 14091 a prime number?
No. 14091 = 3 × 7 × 11 × 61, so it is divisible by 3.
What are the factors of 14091?
1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 14091.
What is 14091 in binary?
11011100001011 (hexadecimal 370B, octal 33413).
What is the square root of 14091?
About 118.7055.
Is 14091 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 14091?
It is a composite number with 16 divisors.