The number 49585
49585 is a composite number with 8 divisors. Its prime factorisation is 5 × 47 × 211. Divisors (8): 1, 5, 47, 211, 235, 1055, 9917, 49585.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49585 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49585 is composite. Its prime factorisation is
- 3
The divisors add up to 61056; without 49585 itself that is 11471, so 49585 is deficient (11471 is less than 49585). Euler's totient φ(49585) = 38640 numbers up to 49585 share no factor with it.
- 4
The digits of 49585 add up to 31, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 189 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49585 = 5 \times 47 \times 211 \]
49585 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 61056 |
| Euler totient φ(n) | 38640 |
| Square | 2458672225 |
| Cube | 121913262276625 |
| Square root | 222.676896 |
| Digit sum / digital root | 31 / 4 |
| Collatz steps to 1 | 189 |
| Scientific notation | 4.9585 × |
49585 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand five hundred and eighty-five |
| Binary (base 2) | 1100000110110001 |
| Octal (base 8) | 140661 |
| Hexadecimal (base 16) | C1B1 |
| Base 3 | 2112000111 |
| As time | 49585 seconds = 13 h 46 min 25 s |
Is 49585 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (49585 ÷ 5 = 9917) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49585 a prime number?
No. 49585 = 5 × 47 × 211, so it is divisible by 5.
What are the factors of 49585?
1, 5, 47, 211, 235, 1055, 9917, 49585.
What is 49585 in binary?
1100000110110001 (hexadecimal C1B1, octal 140661).
What is the square root of 49585?
About 222.6769.
Is 49585 divisible by 3?
No. Its digits add up to 31, which is not a multiple of 3.
What is special about the number 49585?
It is a composite number with 8 divisors.