The number 48290
48290 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 11 × 439. Divisors (16): 1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 2195, 4390, 4829, 9658, 24145, 48290.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48290 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48290 is composite. Its prime factorisation is
- 3
The divisors add up to 95040; without 48290 itself that is 46750, so 48290 is deficient (46750 is less than 48290). Euler's totient φ(48290) = 17520 numbers up to 48290 share no factor with it.
- 4
The digits of 48290 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 44 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48290 = 2 \times 5 \times 11 \times 439 \]
48290 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 95040 |
| Euler totient φ(n) | 17520 |
| Square | 2331924100 |
| Cube | 112608614789000 |
| Square root | 219.749858 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 44 |
| Scientific notation | 4.829 × |
48290 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand two hundred and ninety |
| Binary (base 2) | 1011110010100010 |
| Octal (base 8) | 136242 |
| Hexadecimal (base 16) | BCA2 |
| Base 3 | 2110020112 |
| As time | 48290 seconds = 13 h 24 min 50 s |
Is 48290 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48290 ÷ 2 = 24145) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (48290 ÷ 5 = 9658) | 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 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 2) | 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 | Yes (48290 ÷ 10 = 4829) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (48290 ÷ 11 = 4390) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48290 a prime number?
No. 48290 = 2 × 5 × 11 × 439, so it is divisible by 2.
What are the factors of 48290?
1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 2195, 4390, 4829, 9658, 24145, 48290.
What is 48290 in binary?
1011110010100010 (hexadecimal BCA2, octal 136242).
What is the square root of 48290?
About 219.7499.
Is 48290 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 48290?
It is a composite number with 16 divisors.