36 lines
816 B
Java
36 lines
816 B
Java
package Maths;
|
|
|
|
import java.lang.Math;
|
|
import java.util.Scanner;
|
|
|
|
public class PrimeFactorization {
|
|
public static void main(String[] args){
|
|
System.out.println("## all prime factors ##");
|
|
Scanner scanner = new Scanner(System.in);
|
|
System.out.print("Enter a number: ");
|
|
int n = scanner.nextInt();
|
|
System.out.print(("printing factors of " + n + " : "));
|
|
pfactors(n);
|
|
}
|
|
public static void pfactors(int n){
|
|
|
|
while (n%2==0)
|
|
{
|
|
System.out.print(2 + " ");
|
|
n /= 2;
|
|
}
|
|
|
|
for (int i=3; i<= Math.sqrt(n); i+=2)
|
|
{
|
|
while (n%i == 0)
|
|
{
|
|
System.out.print(i + " ");
|
|
n /= i;
|
|
}
|
|
}
|
|
|
|
if(n > 2)
|
|
System.out.print(n);
|
|
}
|
|
}
|