# Java decomposition factorization

Source: Internet
Author: User

`1  Packagetest;2 3 ImportJava.util.Scanner;4 5  Public classTest19 {6 /**7 * Analysis: The decomposition of n factorization, should first find a minimum prime number k8 9 * Minimum prime number: "2". 2 is the smallest prime number, which is an even number and a prime number, and is then completed as follows:Ten  One * (1) If the prime number is exactly equal to N, then the process of decomposing the factorization is finished and printed out.  A  - * (2) if n>k, but n can be divisible by K, the value of k should be printed, and n divided by the quotient of K, as a new positive integer you n, repeat the first step.  -  the * (3) If n cannot be divisible by K, the first step is repeated with k+1 as the value of K.  -  *  -  * @paramthink about -  */ +      Public Static voidMain (String []args) { -Scanner s=NewScanner (system.in); +System.out.println ("Type a positive integer:"); A         intn=s.nextint (); at         intk=2;//define a minimum quality factor -System.out.print (n+ "=");  -          while(k<=n) {//to make a circular judgment -             if(k==N) {  - System.out.print (n); -                  Break; in}Else if(n%k==0){   -System.out.print (k + "*"); ton=n/K; +}Elsek++;  -         } the     } *}`

Java decomposition factorization

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