The number 29713
29713 is a composite number with 4 divisors. Its prime factorisation is 43 × 691. Divisors (4): 1, 43, 691, 29713.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 29713: a semiprime: 43 × 691, the product of two primes.
- 2
29713 is composite. Its prime factorisation is
- 3
The divisors add up to 30448; without 29713 itself that is 735, so 29713 is deficient (735 is less than 29713). Euler's totient φ(29713) = 28980 numbers up to 29713 share no factor with it.
- 4
The digits of 29713 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 72 steps to reach 1.
LaTeX source of the formulas on this page
\[ 29713 = 43 \times 691 \]
29713 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 30448 |
| Euler totient φ(n) | 28980 |
| Square | 882862369 |
| Cube | 26232489570097 |
| Square root | 172.374592 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 72 |
| Scientific notation | 2.9713 × |
29713 in other forms
| Form | Value |
|---|---|
| In words | twenty-nine thousand seven hundred and thirteen |
| Binary (base 2) | 111010000010001 |
| Octal (base 8) | 72021 |
| Hexadecimal (base 16) | 7411 |
| Base 3 | 1111202111 |
| As time | 29713 seconds = 8 h 15 min 13 s |
Is 29713 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 3) | 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 | No (remainder 5) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 3) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 2) | 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 29713 a prime number?
No. 29713 = 43 × 691, so it is divisible by 43.
What are the factors of 29713?
1, 43, 691, 29713.
What is 29713 in binary?
111010000010001 (hexadecimal 7411, octal 72021).
What is the square root of 29713?
About 172.3746.
Is 29713 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 29713?
29713 is a semiprime: 43 × 691, the product of two primes.