The number 14749
14749 is a composite number with 8 divisors. Its prime factorisation is Ć 43. Divisors (8): 1, 7, 43, 49, 301, 343, 2107, 14749.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
14749 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
14749 is composite. Its prime factorisation is
- 3
The divisors add up to 17600; without 14749 itself that is 2851, so 14749 is deficient (2851 is less than 14749). Euler's totient Ļ(14749) = 12348 numbers up to 14749 share no factor with it.
- 4
The digits of 14749 add up to 25, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 45 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14749 = 7^{3} \times 43 \]14749 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 17600 |
| Euler totient Ļ(n) | 12348 |
| Square | 217533001 |
| Cube | 3208394231749 |
| Square root | 121.445461 (= 7ā301) |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 45 |
| Scientific notation | 1.4749 Ć |
14749 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand seven hundred and forty-nine |
| Binary (base 2) | 11100110011101 |
| Octal (base 8) | 34635 |
| Hexadecimal (base 16) | 399D |
| Base 3 | 202020021 |
| As time | 14749 seconds = 4 h 5 min 49 s |
Is 14749 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 4) | 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 | Yes (14749 Ć· 7 = 2107) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 9) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 14749 a prime number?
No. 14749 = Ć 43, so it is divisible by 7.
What are the factors of 14749?
1, 7, 43, 49, 301, 343, 2107, 14749.
What is 14749 in binary?
11100110011101 (hexadecimal 399D, octal 34635).
What is the square root of 14749?
About 121.4455, exactly 7ā301.
Is 14749 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 14749?
It is a composite number with 8 divisors.