n = 27^9 × 32^11 : 2 - 16^6×2×6^27
n = (3^3)^9×(2^5)^11:2-(2^4)^6×2×6^27
n = 3^27×2^55:2 - 2^24 × 2 × 6^27
n = 3^27 × 2^54 - 2^25 × 3^27 × 2^27
n = 3^27 × 2^54 - 2^52 × 3^27
n = 3^27 × 2^52 × ( 2^2 - 1)
n = 3^27 × 2^52 × 3
n = 3^28 × 2^52
n =( 3^14)^2 × (2^26)^2
n = (3^14 × 2^26)^2 p.p
