Handy power of 2 table/calculator.
2 Prints 2^1 through 2^40 (default)
2 n Prints 2^n (single value)
2 n,m Prints 2^n and 2^m (multiple values)
2 n-m Prints 2^n through 2^m (range)
2 n-m,x-y,z Prints 2^n through 2^m, 2^x through 2^y and 2^z
$ 2
2^x Value Approx. Mnemonic Byte size
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1 2 2 B
2 4 4 B
3 8 8 B
4 16 16 B
5 32 32 B
6 64 64 B
7 128 1 hundred 128 B
8 256 256 B
9 512 512 B
10 1,024 1 thousand 1 KB 1 KB
11 2,048 2 KB
12 4,096 4 KB
13 8,192 8 KB
14 16,384 16 KB
15 32,768 32 KB
16 65,536 64 KB 64 KB
17 131,072 128 KB
18 262,144 256 KB
19 524,288 512 KB
20 1,048,576 1 million 1 MB 1 MB
21 2,097,152 2 MB
22 4,194,304 4 MB
23 8,388,608 8 MB
24 16,777,216 16 MB
25 33,554,432 32 MB
26 67,108,864 64 MB
27 134,217,728 128 MB
28 268,435,456 256 MB
29 536,870,912 512 MB
30 1,073,741,824 1 billion 1 GB 1 GB
31 2,147,483,648 2 GB
32 4,294,967,296 4 GB 4 GB
33 8,589,934,592 8 GB
34 17,179,869,184 16 GB
35 34,359,738,368 32 GB
36 68,719,476,736 64 GB
37 137,438,953,472 128 GB
38 274,877,906,944 256 GB
39 549,755,813,888 512 GB
40 1,099,511,627,776 1 trillion 1 TB 1 TB