The product of 1.3x10^-4 and a number n results in 2.6x10^12. What is the value of n?

(1.3x10^(-4) )*n = 2.6x10^12
          
So:
        2.6*10^12           2.6
n = ------------------ = ----------- = 2*10^(12+4) = 2*10^16 (answer)
       (1.3*10^(-4)          1.3