Kilobytes to Bytes
Convert kilobytes (KB) to bytes (B) instantly — with formula and reference table.
KB
B
Quick answer: 1 KB = 1024 B. To convert kilobytes to bytes, multiply by KB × 1024.
Converting kilobytes to bytes
This converter changes a value in kilobytes (KB) into bytes (B). One kilobyte equals 1024 B. In the binary convention, one kilobyte equals 1024 bytes. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
B = KB × 1024
Example
Convert 10 KB to B: 10 × 1024 = 10240 B.
Kilobytes to Bytes conversion table
| Kilobytes (KB) | Bytes (B) |
|---|---|
| 1 KB | 1024 B |
| 2 KB | 2048 B |
| 3 KB | 3072 B |
| 5 KB | 5120 B |
| 10 KB | 10240 B |
| 20 KB | 20480 B |
| 25 KB | 25600 B |
| 50 KB | 51200 B |
| 100 KB | 102400 B |
Popular kilobytes to bytes conversions
Quick answers for the KB values people look up most often:
- 4 KB = 4096 B
- 6 KB = 6144 B
- 7 KB = 7168 B
- 8 KB = 8192 B
- 9 KB = 9216 B
- 12 KB = 12288 B
- 15 KB = 15360 B
- 30 KB = 30720 B
- 40 KB = 40960 B
- 60 KB = 61440 B
- 75 KB = 76800 B
- 80 KB = 81920 B
- 90 KB = 92160 B
- 150 KB = 153600 B
- 200 KB = 204800 B
- 250 KB = 256000 B
- 500 KB = 512000 B
- 1000 KB = 1024000 B
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How to use this converter
- Enter a value in the kilobytes (KB) field.
- Read the converted value in bytes (B) below.
- Type into the B field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many bytes are in a kilobyte?
1 KB equals 1024 bytes in the binary convention.
How do I convert 4 KB to bytes?
4 times 1024 = 4096 bytes.
What is a kibibyte?
A kibibyte (KiB) is explicitly 1024 bytes, the same value this converter uses for KB.
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