The number 48389
48389 is a composite number with 8 divisors. Its prime factorisation is 11 × 53 × 83. Divisors (8): 1, 11, 53, 83, 583, 913, 4399, 48389.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48389 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48389 is composite. Its prime factorisation is
- 3
The divisors add up to 54432; without 48389 itself that is 6043, so 48389 is deficient (6043 is less than 48389). Euler's totient φ(48389) = 42640 numbers up to 48389 share no factor with it.
- 4
The digits of 48389 add up to 32, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 70 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48389 = 11 \times 53 \times 83 \]
48389 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 54432 |
| Euler totient φ(n) | 42640 |
| Square | 2341495321 |
| Cube | 113302617087869 |
| Square root | 219.974999 |
| Digit sum / digital root | 32 / 5 |
| Collatz steps to 1 | 70 |
| Scientific notation | 4.8389 × |
48389 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand three hundred and eighty-nine |
| Binary (base 2) | 1011110100000101 |
| Octal (base 8) | 136405 |
| Hexadecimal (base 16) | BD05 |
| Base 3 | 2110101012 |
| As time | 48389 seconds = 13 h 26 min 29 s |
Is 48389 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 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 5) | 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 | Yes (48389 ÷ 11 = 4399) | 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 48389 a prime number?
No. 48389 = 11 × 53 × 83, so it is divisible by 11.
What are the factors of 48389?
1, 11, 53, 83, 583, 913, 4399, 48389.
What is 48389 in binary?
1011110100000101 (hexadecimal BD05, octal 136405).
What is the square root of 48389?
About 219.9750.
Is 48389 divisible by 3?
No. Its digits add up to 32, which is not a multiple of 3.
What is special about the number 48389?
It is a composite number with 8 divisors.