What is the set of numbers to which #56/7# belong?
It is a natural number, but it also belongs to whole number, integers fractions, rational numbers and real numbers.
Hence, one can say that
the number can be said to belong to Natural numbers , the set of numbers naturally occurring i.e.
the number can also be said to belong to set of Whole numbers, which is actually
We can also say it belongs to set of integers
As it is written (or can be written as a fraction say
It can be represented on real number line too,