The number 8 is not a set and so cannot have any subsets.
The set consisting of the number 8 is a set and, since it has only one element in it, it has two subsets: itself and the null set.
Chat with our AI personalities
negative 8
8.. if you count the empty subset
If the set is of finite order, that is, it has a finite number of elements, n, then the number of subsets is 2n.
If the set has n elements, the number of subsets (the power set) has 2n members.
512 subsets