The number 36839
36839 is a composite number with 8 divisors. Its prime factorisation is 11 × 17 × 197. Divisors (8): 1, 11, 17, 187, 197, 2167, 3349, 36839.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
36839 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
36839 is composite. Its prime factorisation is
- 3
The divisors add up to 42768; without 36839 itself that is 5929, so 36839 is deficient (5929 is less than 36839). Euler's totient φ(36839) = 31360 numbers up to 36839 share no factor with it.
- 4
The digits of 36839 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 186 steps to reach 1.
LaTeX source of the formulas on this page
\[ 36839 = 11 \times 17 \times 197 \]
36839 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 42768 |
| Euler totient φ(n) | 31360 |
| Square | 1357111921 |
| Cube | 49994646057719 |
| Square root | 191.934885 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 186 |
| Scientific notation | 3.6839 × |
36839 in other forms
| Form | Value |
|---|---|
| In words | thirty-six thousand eight hundred and thirty-nine |
| Binary (base 2) | 1000111111100111 |
| Octal (base 8) | 107747 |
| Hexadecimal (base 16) | 8FE7 |
| Base 3 | 1212112102 |
| As time | 36839 seconds = 10 h 13 min 59 s |
Is 36839 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 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 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | 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 | Yes (36839 ÷ 11 = 3349) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 36839 a prime number?
No. 36839 = 11 × 17 × 197, so it is divisible by 11.
What are the factors of 36839?
1, 11, 17, 187, 197, 2167, 3349, 36839.
What is 36839 in binary?
1000111111100111 (hexadecimal 8FE7, octal 107747).
What is the square root of 36839?
About 191.9349.
Is 36839 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 36839?
It is a composite number with 8 divisors.