The number 5739
5739 is a composite number with 4 divisors. Its prime factorisation is 3 × 1913. Divisors (4): 1, 3, 1913, 5739.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 5739: a semiprime: 3 × 1913, the product of two primes.
- 2
5739 is composite. Its prime factorisation is
- 3
The divisors add up to 7656; without 5739 itself that is 1917, so 5739 is deficient (1917 is less than 5739). Euler's totient φ(5739) = 3824 numbers up to 5739 share no factor with it.
- 4
The digits of 5739 add up to 24, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 173 steps to reach 1.
LaTeX source of the formulas on this page
\[ 5739 = 3 \times 1913 \]
5739 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 7656 |
| Euler totient φ(n) | 3824 |
| Square | 32936121 |
| Cube | 189020398419 |
| Square root | 75.756188 |
| Digit sum / digital root | 24 / 6 |
| Collatz steps to 1 | 173 |
| Scientific notation | 5.739 × |
5739 in other forms
| Form | Value |
|---|---|
| In words | five thousand seven hundred and thirty-nine |
| Binary (base 2) | 1011001101011 |
| Octal (base 8) | 13153 |
| Hexadecimal (base 16) | 166B |
| Base 3 | 21212120 |
| As time | 5739 seconds = 1 h 35 min 39 s |
Is 5739 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 (5739 ÷ 3 = 1913) | 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 4) | 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 | 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 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 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | 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 5739 a prime number?
No. 5739 = 3 × 1913, so it is divisible by 3.
What are the factors of 5739?
1, 3, 1913, 5739.
What is 5739 in binary?
1011001101011 (hexadecimal 166B, octal 13153).
What is the square root of 5739?
About 75.7562.
Is 5739 divisible by 3?
Yes. Its digits add up to 24, a multiple of 3.
What is special about the number 5739?
5739 is a semiprime: 3 × 1913, the product of two primes.