import java.math.BigInteger;
/*
Here's Long.MAX_VALUE: 9223372036854775807
Here's a bigger number: 3419229223372036854775807
Here it is as a double: 3.419229223372037E24
*/
public class MainClass {
public static void main(String[] args) {
System.out.println("Here's Long.MAX_VALUE: " + Long.MAX_VALUE);
BigInteger bInt = new BigInteger("3419229223372036854775807");
System.out.println("Here's a bigger number: " + bInt);
System.out.println("Here it is as a double: " + bInt.doubleValue());
}
}