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+import java.text.DecimalFormat;%0A%0Aclass IntegerConversion%0A%7B%0A%09public static void main (String%5B%5D args) throws java.lang.Exception%0A%09%7B%0A%09%09int x = 10_000_000;%0A%09%09String str1 = Integer.toString(x);%0A%09%09System.out.println(str1);%0A%09%09//Just to be sure it worked%0A%09%09System.out.println(str1.length());%0A%09%09Integer obj = new Integer(6700);%0A%09%09String str2 = obj.toString();%0A%09%09System.out.println(str2);%0A%09%09//Just to be sure it worked%0A%09%09System.out.println(str2.length());%0A%09%09%0A%09%09//Printing Numbers in decimal format%0A%09%09int y = 1000000;%0A%09%09DecimalFormat df = new DecimalFormat(%22#,###,###%22);%0A%09%09String str3 = df.format(y);%0A%09%09System.out.println(str3);%0A%09%09%0A%09%09//Binary , octal and hex conversion%0A%09%09String bin = Integer.toBinaryString(y);%0A%09%09System.out.println(bin);%0A%09%09%0A%09%09String hex = Integer.toHexString(y);%0A%09%09System.out.println(hex);%0A%09%09%0A%09%09String oct = Integer.toOctalString(y);%0A%09%09System.out.println(oct);%0A%09%09%0A%09%09%0A%09%09%0A%09%09%0A%09%7D%0A%7D%0A

Create IntegerConversion.java