# Is #1/3# a rational, irrational number, natural, whole or integer?

##### 1 Answer

It is not a natural number, whole number or integer.

#### Explanation:

Numbers can be classified as follows:

Natural numbers are the numbers

Some people prefer to start at

Whole numbers are the numbers

this is almost the same definition as natural numbers, but does explicitly include

Integers include negative numbers along with the previous ones, so they are the numbers,

Rational numbers are all numbers of the form

Real numbers are any numbers on the real line. This includes rational numbers, but also includes numbers like

Irrational numbers are any numbers which are not rational.

Algebraic numbers are numbers which are roots of polynomials with integer coefficients. For example

Transcendental numbers are numbers which are not algebraic. They include numbers like