Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): Dot was discarded near "3.".

Step  1  :

 1.1     38 = 2•19

(38)²¹³ = (2•19)²¹³ = 2²¹³ • 19²¹³

Final result :

  (2213•19213)