Solution - Simplification or other simple results

Step  1  :

 1.1     10 = 2•5

(10)¹⁷ = (2•5)¹⁷ = 2¹⁷ • 5¹⁷

Equation at the end of step  1  :

  5 • (217•517)

Step  2  :

Multiplying exponents :

 2.1    5¹  multiplied by  5¹⁷   = 5^{(1 + 17)} = 5¹⁸

Final result :

  (518•217)