Solution - Simplification or other simple results

Step  1  :

 1.1     10 = 2•5

(10)¹⁹ = (2•5)¹⁹ = 2¹⁹ • 5¹⁹

Equation at the end of step  1  :

  2 • (219•519)

Step  2  :

Multiplying exponents :

 2.1    2¹  multiplied by  2¹⁹   = 2^{(1 + 19)} = 2²⁰

Final result :

  (220•519)