I would like to purchase ASA5516-FPWR-K9 without IPS,URL and AMP.Can i just run this model just as a firewall without having to purchase extra licenses?Thank you

In November Cisco released version 6.2.2.1-73 for both 3D device and Manager. Now the download site says 6.2.0.4-85 was released in Dec. What is the latest version i should update both 3D device and Manager too? I am running 6.2.0.3. It seems 6.2.2.1...