Some would say that placing a one or more number in your password makes it harder to remember. Numbers in passwords make them exponentially harder to guess. The BITS Group recommends that you use two unrelated words separated by one or more numbers. For example, T1ME4fun might be easy to remember. DO NOT USE your account name, your name, or your friend's name.
Names are too easy to guess.
The same advice applies to those foreign students. Many password guessing routines have extensive Spanish as well as other language dictionaries. Today's password cracking routines will, in time, resolve even passwords with mixed case and two numbers. You can reset your password at any time. Frequent password changes will keep your account much safer provided your choice in a password is a good one.