The number 48442
48442 is a composite number with 8 divisors. Its prime factorisation is 2 × 53 × 457. Divisors (8): 1, 2, 53, 106, 457, 914, 24221, 48442.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48442 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48442 is composite. Its prime factorisation is
- 3
The divisors add up to 74196; without 48442 itself that is 25754, so 48442 is deficient (25754 is less than 48442). Euler's totient φ(48442) = 23712 numbers up to 48442 share no factor with it.
- 4
The digits of 48442 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48442 = 2 \times 53 \times 457 \]
48442 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 74196 |
| Euler totient φ(n) | 23712 |
| Square | 2346627364 |
| Cube | 113675322766888 |
| Square root | 220.095434 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 96 |
| Scientific notation | 4.8442 × |
48442 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand four hundred and forty-two |
| Binary (base 2) | 1011110100111010 |
| Octal (base 8) | 136472 |
| Hexadecimal (base 16) | BD3A |
| Base 3 | 2110110011 |
| As time | 48442 seconds = 13 h 27 min 22 s |
Is 48442 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48442 ÷ 2 = 24221) | 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 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 2) | 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 9) | 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 48442 a prime number?
No. 48442 = 2 × 53 × 457, so it is divisible by 2.
What are the factors of 48442?
1, 2, 53, 106, 457, 914, 24221, 48442.
What is 48442 in binary?
1011110100111010 (hexadecimal BD3A, octal 136472).
What is the square root of 48442?
About 220.0954.
Is 48442 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 48442?
It is a composite number with 8 divisors.