2 0 = 1

2 1 = 2

2 2 = 4

2 3 = 8

2 4 = 16

2 5 = 32

2 6 = 64

2 7 = 128

2 8 = 256

2 9 = 512

2 10 = 1 024

2 11 = 2 048

2 12 = 4 096

2 13 = 8 192

2 14 = 16 384

2 15 = 32 768

2 13 = 65 536

2 17 = 131 072

2 18 = 262 144

2 19 = 524 288

2 20 = 1 048 576

2 21 = 2 097 152

2 22 = 4 194 304

2 23 = 8 388 608

2 24 = 16 777 216

2 25 = 33 554 432