The number 29338
29338 is a composite number with 4 divisors. Its prime factorisation is 2 × 14669. Divisors (4): 1, 2, 14669, 29338.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 29338: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 14669, the product of two primes.
- 2
29338 is composite. Its prime factorisation is
- 3
The divisors add up to 44010; without 29338 itself that is 14672, so 29338 is deficient (14672 is less than 29338). Euler's totient φ(29338) = 14668 numbers up to 29338 share no factor with it.
- 4
The digits of 29338 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 46 steps to reach 1.
LaTeX source of the formulas on this page
\[ 29338 = 2 \times 14669 \]
29338 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 44010 |
| Euler totient φ(n) | 14668 |
| Square | 860718244 |
| Cube | 25251751842472 |
| Square root | 171.283391 |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 46 |
| Scientific notation | 2.9338 × |
29338 in other forms
| Form | Value |
|---|---|
| In words | twenty-nine thousand three hundred and thirty-eight |
| Binary (base 2) | 111001010011010 |
| Octal (base 8) | 71232 |
| Hexadecimal (base 16) | 729A |
| Base 3 | 1111020121 |
| As time | 29338 seconds = 8 h 8 min 58 s |
Is 29338 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (29338 ÷ 2 = 14669) | 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 2) | 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 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 2) | 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 8) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 29338 a prime number?
No. 29338 = 2 × 14669, so it is divisible by 2.
What are the factors of 29338?
1, 2, 14669, 29338.
What is 29338 in binary?
111001010011010 (hexadecimal 729A, octal 71232).
What is the square root of 29338?
About 171.2834.
Is 29338 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 29338?
29338 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 14669, the product of two primes.