Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "k2"   was replaced by   "k^2". 

Step  1  :

Equation at the end of step  1  :

  32k266 • k21

Step  2  :

Multiplying exponential expressions :

 2.1    k²⁶⁶ multiplied by k²¹ = k^{(266 + 21)} = k²⁸⁷

Final result :

  32k287