How do you convert bytes to bits?

To convert bytes to bits, multiply by 8. For example, 21 B is 168 b.

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Converters · Digital storage

21 Bytes to Bits

21 B =

168 b

21 bytes equals 168 bits

How to convert bytes to bits

To get bits, multiply by 8.

b = B × 8

Worked example: 21 × 8 = 168 b.

Going the other way, multiply by 0.125 — one bit is 0.125 bytes.

Values near 21 B

Byte	Bit
10.5 B	84 b
19 B	152 b
20 B	160 b
22 B	176 b
23 B	184 b
42 B	336 b

Byte to Bit — common values

Byte	Bit
1 B	8 b
2 B	16 b
3 B	24 b
5 B	40 b
10 B	80 b
25 B	200 b
50 B	400 b
100 B	800 b

Convert Byte to other units

B → b B → KB B → MB B → GB B → TB B → KiB B → MiB B → GiB B → TiB

← Reverse: Bit to Byte

Questions

How do you convert bytes to bits?: To convert bytes to bits, multiply by 8. For example, 21 B is 168 b.
How many bits are in a byte?: There are 8 bits in one byte.
How do you convert bits back to bytes?: Go the other way: multiply by 0.125. One bit is 0.125 bytes.

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