The only benefit is that by switching from base 10 to base 36 or base 62 (26 lowercase + 26 uppercase + numbers) you are average URL will be shorter. You can us

The only benefit is that by switching from base 10 to base 36 or base 62 (26 lowercase + 26 uppercase + numbers) you are average URL will be shorter. You can usually do this using http://php.net/base_convert http://php.net/base_convert