The number 48428
48428 is a composite number with 6 divisors. Its prime factorisation is × 12107. Divisors (6): 1, 2, 4, 12107, 24214, 48428.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48428 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48428 is composite. Its prime factorisation is
- 3
The divisors add up to 84756; without 48428 itself that is 36328, so 48428 is deficient (36328 is less than 48428). Euler's totient φ(48428) = 24212 numbers up to 48428 share no factor with it.
- 4
The digits of 48428 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 70 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48428 = 2^{2} \times 12107 \]48428 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 84756 |
| Euler totient φ(n) | 24212 |
| Square | 2345271184 |
| Cube | 113576792898752 |
| Square root | 220.063627 (= 2√12107) |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 70 |
| Scientific notation | 4.8428 × |
48428 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand four hundred and twenty-eight |
| Binary (base 2) | 1011110100101100 |
| Octal (base 8) | 136454 |
| Hexadecimal (base 16) | BD2C |
| Base 3 | 2110102122 |
| As time | 48428 seconds = 13 h 27 min 8 s |
Is 48428 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48428 ÷ 2 = 24214) | 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 | Yes (48428 ÷ 4 = 12107) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 8) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48428 a prime number?
No. 48428 = × 12107, so it is divisible by 2.
What are the factors of 48428?
1, 2, 4, 12107, 24214, 48428.
What is 48428 in binary?
1011110100101100 (hexadecimal BD2C, octal 136454).
What is the square root of 48428?
About 220.0636, exactly 2√12107.
Is 48428 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 48428?
It is a composite number with 6 divisors.