Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "x6"   was replaced by   "x^6". 

Step  1  :

Equation at the end of step  1  :

  5x213 • x6

Step  2  :

Multiplying exponential expressions :

 2.1    x²¹³ multiplied by x⁶ = x^{(213 + 6)} = x²¹⁹

Final result :

  5x219