2 a 16 July 8, 2019 16 32 64 128 A 2 169 2 16 a decimal A 2 16 4 A 2 16 15 A 2 160 A 2 1600 2 a 3 )= 16 Base 2 a 16 2 a 5 )= 16 1 2 a 16 2 a 7 )= 16 N 2 a 16 2 a 6 )= 16 2 a 8 )= 16 1 2 a 16 mm