Generate random 6 digit number

Question

I\'ve been searching for a couple of hours and I just can\'t seem to find a answer to this question. I want to generate a random number with 6 digits. Some of you might tell

Answer 1

string s = generator.Next(0, 1000000).ToString("D6");

or

string s = generator.Next(0, 1000000).ToString("000000");