The number 32849
32849 is a composite number with 4 divisors. Its prime factorisation is 107 × 307. Divisors (4): 1, 107, 307, 32849.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 32849: a semiprime: 107 × 307, the product of two primes.
- 2
32849 is composite. Its prime factorisation is
- 3
The divisors add up to 33264; without 32849 itself that is 415, so 32849 is deficient (415 is less than 32849). Euler's totient φ(32849) = 32436 numbers up to 32849 share no factor with it.
- 4
The digits of 32849 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 160 steps to reach 1.
LaTeX source of the formulas on this page
\[ 32849 = 107 \times 307 \]
32849 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 33264 |
| Euler totient φ(n) | 32436 |
| Square | 1079056801 |
| Cube | 35445936856049 |
| Square root | 181.242931 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 160 |
| Scientific notation | 3.2849 × |
32849 in other forms
| Form | Value |
|---|---|
| In words | thirty-two thousand eight hundred and forty-nine |
| Binary (base 2) | 1000000001010001 |
| Octal (base 8) | 100121 |
| Hexadecimal (base 16) | 8051 |
| Base 3 | 1200001122 |
| As time | 32849 seconds = 9 h 7 min 29 s |
Is 32849 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 2) | 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 5) | 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 8) | 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 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 32849 a prime number?
No. 32849 = 107 × 307, so it is divisible by 107.
What are the factors of 32849?
1, 107, 307, 32849.
What is 32849 in binary?
1000000001010001 (hexadecimal 8051, octal 100121).
What is the square root of 32849?
About 181.2429.
Is 32849 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 32849?
32849 is a semiprime: 107 × 307, the product of two primes.