Kinds of Numbers & Properties * Natural number * Whole number * Even numbers. * Odd numbers * Prime numbers * Integer number. * Composite numbers * Rational number * Twin prime numbers * Irrational number * Co-prime numbers * Comparison of numbers: * Properties of Odd/Even. * Properties of Natural numbers -----------------*---------------------- Natural number:- Natural numbers are also called counting numbers. [ 1,2,3,4..etc are all natural numbers.] [ It is denoted by the letter N.] [ The smallest natural number is 1.] Whole number:- All natural number along with 0 are called whole numbers . [ 0, 1, 2, 3, 4, 5..... etc are whole numbers.] [ The set of whole numbers is denoted by the letter W. ] [ The smallest whole number is 0.] Even...