The number 33449
33449 is a composite number with 8 divisors. Its prime factorisation is 13 × 31 × 83. Divisors (8): 1, 13, 31, 83, 403, 1079, 2573, 33449.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
33449 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
33449 is composite. Its prime factorisation is
- 3
The divisors add up to 37632; without 33449 itself that is 4183, so 33449 is deficient (4183 is less than 33449). Euler's totient φ(33449) = 29520 numbers up to 33449 share no factor with it.
- 4
The digits of 33449 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 90 steps to reach 1.
LaTeX source of the formulas on this page
\[ 33449 = 13 \times 31 \times 83 \]
33449 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 37632 |
| Euler totient φ(n) | 29520 |
| Square | 1118835601 |
| Cube | 37423932017849 |
| Square root | 182.890678 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 90 |
| Scientific notation | 3.3449 × |
33449 in other forms
| Form | Value |
|---|---|
| In words | thirty-three thousand four hundred and forty-nine |
| Binary (base 2) | 1000001010101001 |
| Octal (base 8) | 101251 |
| Hexadecimal (base 16) | 82A9 |
| Base 3 | 1200212212 |
| As time | 33449 seconds = 9 h 17 min 29 s |
Is 33449 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 3) | 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 5) | 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 9) | 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 33449 a prime number?
No. 33449 = 13 × 31 × 83, so it is divisible by 13.
What are the factors of 33449?
1, 13, 31, 83, 403, 1079, 2573, 33449.
What is 33449 in binary?
1000001010101001 (hexadecimal 82A9, octal 101251).
What is the square root of 33449?
About 182.8907.
Is 33449 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 33449?
It is a composite number with 8 divisors.