535
it sure beats having to buy it, but seriously come on...
(i.imgur.com)
not being able to ctrl-F a textbook or have click-to-chapter links sure makes studying harder these days... and any scanning software worth it's salt will at least do the bare minimum OCR automatically...
If you have a jpg or png file, you can upload it to Google drive, then right click and open in Google docs, and it will OCR the text for you.