ZCW-BasicComputations-BlueJ/Factorial.java

import java.math.BigInteger;

public class Factorial {

    public BigInteger factorialOf(Integer value){
        BigInteger num = new BigInteger("1");
        for (long i = 1; i <= value; i++){
           num = num.multiply(BigInteger.valueOf(i));
        }
        return num;
    }
}