Powers of 2 (color depths)

Question 1

8 bits for each of 3 channels: 2^(8 x 3)

Answer 1

2^24 =

16,777,216

(16.7 million colors)

Question 2

10 bits for each of 3 channels: 2^(10 x 3)

Answer 2

2^30 =

1,073,741,824

(1.07 billion colors)

Question 3

12 bits for each of 3 channels: 2^(12 x 3)

Answer 3

2^36 =

68,719,476,736

(68.7 billion colors)

Question 4

16 bits for each of 3 channels: 2^(16 x 3)

Answer 4

2^48 =

281,474,976,710,656

(281 trillion colors)