What does train numbers imply?

Have you ever wondered whether there is any pattern of Indian Train numbers - well, there is indeed one !!

All the train numbers is a 5 digit numeric and each digit signifies a pattern. Here are more details :

First Digit : The first digit always represent the train type
0 --> Special trains like summer, holiday
1 or 2 --> Long distance trains like superfast or express trains
5 --> Passenger trains with conventional coaches
6 --> Memu service
8 --> Premium Express Trains

Second Digit:The second digit represents the railway zone.

Third Digit: If the first digit is 0, 1 or 2, the second digit is 2. The third digit identifies the railway zone where the train is maintained

Fourth and Fifth Digits : Are random numbers