The number 48427
48427 is a composite number with 4 divisors. Its prime factorisation is 79 × 613. Divisors (4): 1, 79, 613, 48427.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 48427: a semiprime: 79 × 613, the product of two primes.
- 2
48427 is composite. Its prime factorisation is
- 3
The divisors add up to 49120; without 48427 itself that is 693, so 48427 is deficient (693 is less than 48427). Euler's totient φ(48427) = 47736 numbers up to 48427 share no factor with it.
- 4
The digits of 48427 add up to 25, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48427 = 79 \times 613 \]
48427 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 49120 |
| Euler totient φ(n) | 47736 |
| Square | 2345174329 |
| Cube | 113569757230483 |
| Square root | 220.061355 |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.8427 × |
48427 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand four hundred and twenty-seven |
| Binary (base 2) | 1011110100101011 |
| Octal (base 8) | 136453 |
| Hexadecimal (base 16) | BD2B |
| Base 3 | 2110102121 |
| As time | 48427 seconds = 13 h 27 min 7 s |
Is 48427 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 1) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 3) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 5) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48427 a prime number?
No. 48427 = 79 × 613, so it is divisible by 79.
What are the factors of 48427?
1, 79, 613, 48427.
What is 48427 in binary?
1011110100101011 (hexadecimal BD2B, octal 136453).
What is the square root of 48427?
About 220.0614.
Is 48427 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 48427?
48427 is a semiprime: 79 × 613, the product of two primes.