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Table des puissances de 2

Exposant	Puissance	Valeur
0	2⁰	1
1	2¹	2
2	2²	4
3	2³	8
4	2⁴	16
5	2⁵	32
6	2⁶	64
7	2⁷	128
8	2⁸	256
9	2⁹	512
10	2¹⁰	1,024
11	2¹¹	2,048
12	2¹²	4,096
13	2¹³	8,192
14	2¹⁴	16,384
15	2¹⁵	32,768
16	2¹⁶	65,536
17	2¹⁷	131,072
18	2¹⁸	262,144
19	2¹⁹	524,288
20	2²⁰	1,048,576
21	2²¹	2,097,152
22	2²²	4,194,304
23	2²³	8,388,608
24	2²⁴	16,777,216
25	2²⁵	33,554,432
26	2²⁶	67,108,864
27	2²⁷	134,217,728
28	2²⁸	268,435,456
29	2²⁹	536,870,912
30	2³⁰	1,073,741,824
31	2³¹	2,147,483,648
32	2³²	4,294,967,296
33	2³³	8,589,934,592
34	2³⁴	17,179,869,184
35	2³⁵	34,359,738,368
36	2³⁶	68,719,476,736
37	2³⁷	137,438,953,472
38	2³⁸	274,877,906,944
39	2³⁹	549,755,813,888
40	2⁴⁰	1,099,511,627,776

Tailles de données courantes

1 KB (Kilobyte)

2¹⁰ = 1,024 bytes

1 MB (Megabyte)

2²⁰ = 1,048,576 bytes

1 GB (Gigabyte)

2³⁰ = 1,073,741,824 bytes

1 TB (Terabyte)

2⁴⁰ = 1,099,511,627,776 bytes