The number 33499
33499 is a composite number with 4 divisors. Its prime factorisation is 139 × 241. Divisors (4): 1, 139, 241, 33499.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 33499: a semiprime: 139 × 241, the product of two primes.
- 2
33499 is composite. Its prime factorisation is
- 3
The divisors add up to 33880; without 33499 itself that is 381, so 33499 is deficient (381 is less than 33499). Euler's totient φ(33499) = 33120 numbers up to 33499 share no factor with it.
- 4
The digits of 33499 add up to 28, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 173 steps to reach 1.
LaTeX source of the formulas on this page
\[ 33499 = 139 \times 241 \]
33499 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 33880 |
| Euler totient φ(n) | 33120 |
| Square | 1122183001 |
| Cube | 37592008350499 |
| Square root | 183.027320 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 173 |
| Scientific notation | 3.3499 × |
33499 in other forms
| Form | Value |
|---|---|
| In words | thirty-three thousand four hundred and ninety-nine |
| Binary (base 2) | 1000001011011011 |
| Octal (base 8) | 101333 |
| Hexadecimal (base 16) | 82DB |
| Base 3 | 1200221201 |
| As time | 33499 seconds = 9 h 18 min 19 s |
Is 33499 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 3) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | 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 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 33499 a prime number?
No. 33499 = 139 × 241, so it is divisible by 139.
What are the factors of 33499?
1, 139, 241, 33499.
What is 33499 in binary?
1000001011011011 (hexadecimal 82DB, octal 101333).
What is the square root of 33499?
About 183.0273.
Is 33499 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 33499?
33499 is a semiprime: 139 × 241, the product of two primes.