The number 46839
46839 is a composite number with 8 divisors. Its prime factorisation is 3 × 13 × 1201. Divisors (8): 1, 3, 13, 39, 1201, 3603, 15613, 46839.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
46839 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
46839 is composite. Its prime factorisation is
- 3
The divisors add up to 67312; without 46839 itself that is 20473, so 46839 is deficient (20473 is less than 46839). Euler's totient φ(46839) = 28800 numbers up to 46839 share no factor with it.
- 4
The digits of 46839 add up to 30, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 176 steps to reach 1.
LaTeX source of the formulas on this page
\[ 46839 = 3 \times 13 \times 1201 \]
46839 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 67312 |
| Euler totient φ(n) | 28800 |
| Square | 2193891921 |
| Cube | 102759703687719 |
| Square root | 216.423197 |
| Digit sum / digital root | 30 / 3 |
| Collatz steps to 1 | 176 |
| Scientific notation | 4.6839 × |
46839 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand eight hundred and thirty-nine |
| Binary (base 2) | 1011011011110111 |
| Octal (base 8) | 133367 |
| Hexadecimal (base 16) | B6F7 |
| Base 3 | 2101020210 |
| As time | 46839 seconds = 13 h 0 min 39 s |
Is 46839 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 (46839 ÷ 3 = 15613) | 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 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 7) | 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 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 46839 a prime number?
No. 46839 = 3 × 13 × 1201, so it is divisible by 3.
What are the factors of 46839?
1, 3, 13, 39, 1201, 3603, 15613, 46839.
What is 46839 in binary?
1011011011110111 (hexadecimal B6F7, octal 133367).
What is the square root of 46839?
About 216.4232.
Is 46839 divisible by 3?
Yes. Its digits add up to 30, a multiple of 3.
What is special about the number 46839?
It is a composite number with 8 divisors.