Convert kilobytes to bytes

Kilobyte (KB) to byte (B). One kilobyte equals 1000 bytes.

1 KB =1000B (bytes)

Formula

bytes = kilobytes × 1000

Kilobyte to byte conversion table

KilobytesBytesBytesKilobytes
1 KB1000 B1 B0.001 KB
2 KB2000 B2 B0.002 KB
3 KB3000 B3 B0.003 KB
5 KB5000 B5 B0.005 KB
10 KB10000 B10 B0.01 KB
20 KB20000 B20 B0.02 KB
50 KB50000 B50 B0.05 KB
100 KB100000 B100 B0.1 KB
500 KB500000 B500 B0.5 KB
1000 KB1000000 B1000 B1 KB

To convert kilobytes to bytes, multiply the number of kilobytes by 1000. One kilobyte equals 1000 bytes, and one byte equals 0.001 kilobytes, so the relationship is fixed and exact. As a worked example, 10 KB comes to 10000 B. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a digital storage conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common kilobyte values already worked out in bytes, plus the reverse byte to kilobyte direction, which is handy for quick reference or double-checking a result by hand.

Frequently asked questions

How many bytes are in a kilobyte?

One kilobyte equals 1000 bytes. The ratio is constant, so you can multiply any number of kilobytes by 1000 to get bytes.

What is the formula to convert kilobytes to bytes?

Use bytes = kilobytes × 1000. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.

How do I convert bytes back to kilobytes?

Go the other way by using one byte equals 0.001 kilobytes. You can also press the swap button in the converter above to flip the direction in one click.

Is this kilobyte to byte converter accurate?

Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.

Related conversions

Embed this converter or use the API

Put this converter on your own site, or call the free JSON API. Full documentation is on the developers page.

Embed (iframe)

<iframe src="https://unitglide.net/embed/kb-to-byte" width="360" height="200"
        style="border:1px solid #e2e6ec;border-radius:12px"
        title="Kilobyte to Byte converter"></iframe>
<p><a href="https://unitglide.net/convert/kb-to-byte">Kilobyte to Byte Converter</a> by UnitGlide</p>

API

https://unitglide.net/api/convert?from=kb&to=byte&value=1