Basic exponents
a^2
a x a
3^2 x 3^2
5^5/3
5^2
(4^2)^3
4^6
a^6
a x a x a x a x a x a
7^3 * 5^3
35^3
50^53/21
50^32
(39^3)4
39^12
a^ 15/3
a x a x a x a x a
35^2*1^2
35^2
2^98/107
2^-9
(27^7)6
27^42
a^24/4
a x a x a x a x a x a
21^3 x 21^5
21^15
39^1243/98
39^1145
(1^1)7
1^7
a^ 1.50 x 2
a x a x a
345^2 x 345^25
345^50
92^76458/8
92^76450
(2^6)12