Java tutorial
import java.math.BigInteger; public class Main { public static void main(String[] args) { BigInteger bi1 = new BigInteger("123"); BigInteger bi2 = new BigInteger("123"); // compare bi1 with bi2 Boolean b1 = bi1.equals(bi2); // compare bi1 with an object value 123, which is not a BigIntger Boolean b2 = bi1.equals("123"); System.out.println(b1); System.out.println(b2); } }