have forgotten the password number I set up on my iPad - how do I get into it?
You will need to restore your iPad from the same computer that you most recently synced to.
Read this: http://support.apple.com/kb/ht1212
If you can't sync then you will need to try recovery mode.
Read this: http://support.apple.com/kb/ht4097
Plug it into you computer and Restore it.
This will erase all info on it.
See this-> http://support.apple.com/kb/HT1414
Retrieving data ...