The number 48421
48421 is a composite number with 4 divisors. Its prime factorisation is 41 × 1181. Divisors (4): 1, 41, 1181, 48421.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 48421: a semiprime: 41 × 1181, the product of two primes.
- 2
48421 is composite. Its prime factorisation is
- 3
The divisors add up to 49644; without 48421 itself that is 1223, so 48421 is deficient (1223 is less than 48421). Euler's totient φ(48421) = 47200 numbers up to 48421 share no factor with it.
- 4
The digits of 48421 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 189 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48421 = 41 \times 1181 \]
48421 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 49644 |
| Euler totient φ(n) | 47200 |
| Square | 2344593241 |
| Cube | 113527549322461 |
| Square root | 220.047722 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 189 |
| Scientific notation | 4.8421 × |
48421 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand four hundred and twenty-one |
| Binary (base 2) | 1011110100100101 |
| Octal (base 8) | 136445 |
| Hexadecimal (base 16) | BD25 |
| Base 3 | 2110102101 |
| As time | 48421 seconds = 13 h 27 min 1 s |
Is 48421 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 1) | 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 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48421 a prime number?
No. 48421 = 41 × 1181, so it is divisible by 41.
What are the factors of 48421?
1, 41, 1181, 48421.
What is 48421 in binary?
1011110100100101 (hexadecimal BD25, octal 136445).
What is the square root of 48421?
About 220.0477.
Is 48421 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 48421?
48421 is a semiprime: 41 × 1181, the product of two primes.