how to take a certain number of characters:

Hello! I have the number 9928900200, I need to do 992890,0200, how can I get this?

Answer 1

[Bhaskar R]

 num_str = num2str(9928900200);
 first_part = num_str(1:6);
 second_part = num_str(7:end);
 num = strcat(first_part, ',', second_part);