Solution - Simplification or other simple results

Step  1  :

 1.1     10 = 2•5

(10)⁸ = (2•5)⁸ = 2⁸ • 5⁸

Equation at the end of step  1  :

  (3 • (28•58))2

Step  2  :

Equation at the end of step  2  :

  (3•28•58)2

Step  3  :

Final result :

  (32•216•516)