(((16^4/8^5)^17/2^14)^5/4^6 - 2^2)^11/((2^5·2^7)^2/(2^2·2^4))=
=(((2^16/2^15)^17/2^14)^5/2^12 - 2^2)^11/((2^5·2^7)^2/(2^2·2^4))=
=((2^17/2^14)^5/2^12 - 2^2)^11/((2^5·2^7)^2/(2^2·2^4))=
=((2^17/2^14)^5/2^12 - 2^2)^11/((2^12)^2/(2^2·2^4))=
=(2^3 - 2^2)^11/((2^12)^2/(2^2·2^4))=
=(2^3 - 2^2)^11/((2^12)^2/2^6)=
=2^22/((2^12)^2/2^6)=
=2^22/(2^24/2^6)=
=2^22/2^18 = 2^4 = 16