and the previous owner had a swipe kinda passcode and i cant factory reset because when i do the dial code with the numbers and stuff it says "Call not sent "" Is not an emergency number, please help!!
I'd suggest that you perform a software repair using Xperia Companion while the phone is charged and turned off. This will do a clean installation of the latest firmware and will also wipe your internal memory.
Follow the steps given in blue links, and keep us updated.
