The number 29325
29325 is a composite number with 24 divisors. Its prime factorisation is 3 × × 17 × 23. Divisors (24): 1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425 … 29325.
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How to work it out
- 1
29325 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
29325 is composite. Its prime factorisation is
- 3
The divisors add up to 53568; without 29325 itself that is 24243, so 29325 is deficient (24243 is less than 29325). Euler's totient φ(29325) = 14080 numbers up to 29325 share no factor with it.
- 4
The digits of 29325 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 46 steps to reach 1.
LaTeX source of the formulas on this page
\[ 29325 = 3 \times 5^{2} \times 17 \times 23 \]29325 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 24 |
| Sum of divisors | 53568 |
| Euler totient φ(n) | 14080 |
| Square | 859955625 |
| Cube | 25218198703125 |
| Square root | 171.245438 (= 5√1173) |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 46 |
| Scientific notation | 2.9325 × |
29325 in other forms
| Form | Value |
|---|---|
| In words | twenty-nine thousand three hundred and twenty-five |
| Binary (base 2) | 111001010001101 |
| Octal (base 8) | 71215 |
| Hexadecimal (base 16) | 728D |
| Base 3 | 1111020010 |
| As time | 29325 seconds = 8 h 8 min 45 s |
Is 29325 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 (29325 ÷ 3 = 9775) | 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 | Yes (29325 ÷ 5 = 5865) | 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 2) | 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 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 29325 a prime number?
No. 29325 = 3 × × 17 × 23, so it is divisible by 3.
What are the factors of 29325?
1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 5865, 9775, 29325.
What is 29325 in binary?
111001010001101 (hexadecimal 728D, octal 71215).
What is the square root of 29325?
About 171.2454, exactly 5√1173.
Is 29325 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 29325?
It is a composite number with 24 divisors.