The number 48982
48982 is a composite number with 8 divisors. Its prime factorisation is 2 × 19 × 1289. Divisors (8): 1, 2, 19, 38, 1289, 2578, 24491, 48982.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48982 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48982 is composite. Its prime factorisation is
- 3
The divisors add up to 77400; without 48982 itself that is 28418, so 48982 is deficient (28418 is less than 48982). Euler's totient φ(48982) = 23184 numbers up to 48982 share no factor with it.
- 4
The digits of 48982 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
\[ 48982 = 2 \times 19 \times 1289 \]
48982 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 77400 |
| Euler totient φ(n) | 23184 |
| Square | 2399236324 |
| Cube | 117519393622168 |
| Square root | 221.318775 |
| Digit sum / digital root | 31 / 4 |
| Collatz steps to 1 | 189 |
| Scientific notation | 4.8982 × |
48982 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand nine hundred and eighty-two |
| Binary (base 2) | 1011111101010110 |
| Octal (base 8) | 137526 |
| Hexadecimal (base 16) | BF56 |
| Base 3 | 2111012011 |
| As time | 48982 seconds = 13 h 36 min 22 s |
Is 48982 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48982 ÷ 2 = 24491) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 6) | 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 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48982 a prime number?
No. 48982 = 2 × 19 × 1289, so it is divisible by 2.
What are the factors of 48982?
1, 2, 19, 38, 1289, 2578, 24491, 48982.
What is 48982 in binary?
1011111101010110 (hexadecimal BF56, octal 137526).
What is the square root of 48982?
About 221.3188.
Is 48982 divisible by 3?
No. Its digits add up to 31, which is not a multiple of 3.
What is special about the number 48982?
It is a composite number with 8 divisors.