java.lang.Integer.reverse() java.lang.Integer.parseInt(String s, int radix) java.lang.Integer.reverseBytes() java.lang.Integer.reverse() package com.codingdict; import java.lang.*; public class IntegerDemo { public static void main(String[] args) { int i = 170; System.out.println("Number = " + i); /* returns the string representation of the unsigned integer value represented by the argument in binary (base 2) */ System.out.println("Binary = " + Integer.toBinaryString(i)); // returns the number of one-bits System.out.println("Number of one bits = " + Integer.bitCount(i)); /* returns the value obtained by reversing order of the bits in the specified int value */ System.out.println("After reversing = " + Integer.reverse(i)); } } java.lang.Integer.parseInt(String s, int radix) java.lang.Integer.reverseBytes()