Kilobytes to Bytes

Convert kilobytes to bytes instantly — type a value, get the answer.

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Bytes1,024.0000B

Multiply kilobytes by 1024 to get bytes. 1 KB = 1024 B.

Kilobytes (KB)Bytes (B)
1 KB1,024 B
2 KB2,048 B
5 KB5,120 B
10 KB10,240 B
25 KB25,600 B
50 KB51,200 B
100 KB102,400 B

Common kilobytes-to-bytes conversions, rounded to 4 decimals.

How to convert kilobytes to bytes

Multiply the number of kilobytes by 1024. For example, 10 KB × 1024 = 10,240 B. The converter above does this for any value instantly, and the table below lists the conversions people look up most.

Converting bytes back to kilobytes

To go the other way, divide the B value by 1024 — or multiply by 0.001. So 1 B ≈ 0.001 KB.

Questions

How many bytes are in a kilobyte?
One kilobyte equals 1024 bytes. Multiply any KB figure by 1024 to convert it to B.
How do I convert bytes back to kilobytes?
Divide the B value by 1024, or multiply by 0.001. For example, 5 B ≈ 0.0049 KB.
What is 10 KB in B?
10 KB = 10,240 B. Type any value into the converter above to see its bytes equivalent.