The number 48485
48485 is a composite number with 4 divisors. Its prime factorisation is 5 × 9697. Divisors (4): 1, 5, 9697, 48485.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 48485: a semiprime: 5 × 9697, the product of two primes.
- 2
48485 is composite. Its prime factorisation is
- 3
The divisors add up to 58188; without 48485 itself that is 9703, so 48485 is deficient (9703 is less than 48485). Euler's totient φ(48485) = 38784 numbers up to 48485 share no factor with it.
- 4
The digits of 48485 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 145 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48485 = 5 \times 9697 \]
48485 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 58188 |
| Euler totient φ(n) | 38784 |
| Square | 2350795225 |
| Cube | 113978306484125 |
| Square root | 220.193097 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 145 |
| Scientific notation | 4.8485 × |
48485 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand four hundred and eighty-five |
| Binary (base 2) | 1011110101100101 |
| Octal (base 8) | 136545 |
| Hexadecimal (base 16) | BD65 |
| Base 3 | 2110111202 |
| As time | 48485 seconds = 13 h 28 min 5 s |
Is 48485 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 | Yes (48485 ÷ 5 = 9697) | 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 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | 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 48485 a prime number?
No. 48485 = 5 × 9697, so it is divisible by 5.
What are the factors of 48485?
1, 5, 9697, 48485.
What is 48485 in binary?
1011110101100101 (hexadecimal BD65, octal 136545).
What is the square root of 48485?
About 220.1931.
Is 48485 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 48485?
48485 is a semiprime: 5 × 9697, the product of two primes.