Convert Kilobytes to bytes
1 kilobyte = 1,000 bytes · B = KB × 1,000
When you need this conversion
This conversion goes from kilobytes, used for documents and small images, to bytes, the base unit of digital file size. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Kilobytes to bytes conversion table
| Kilobytes (KB) | Bytes (B) |
|---|---|
| 1 KB | 1,000 B |
| 2 KB | 2,000 B |
| 3 KB | 3,000 B |
| 5 KB | 5,000 B |
| 10 KB | 10,000 B |
| 15 KB | 15,000 B |
| 20 KB | 20,000 B |
| 25 KB | 25,000 B |
| 50 KB | 50,000 B |
| 75 KB | 75,000 B |
| 100 KB | 100,000 B |
| 250 KB | 250,000 B |
| 500 KB | 500,000 B |
| 1,000 KB | 1,000,000 B |
The formula
B = KB × 1,000Because both units measure data, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Bytes to kilobytes →Related data conversions
- Megabytes to gigabytes
- Gigabytes to megabytes
- Gigabytes to gibibytes
- Gibibytes to gigabytes
- Bits to bytes
- Kilobytes to bits
- Kilobytes to megabytes
- Kilobytes to gigabytes
- Kilobytes to terabytes
- Kilobytes to kibibytes
- Kilobytes to mebibytes
- Kilobytes to gibibytes
Frequently asked questions
- How many bytes are in a kilobyte?
- There are 1,000 bytes in 1 kilobyte. The formula is B = KB × 1,000.
- How do you convert kilobytes to bytes?
- Use the formula B = KB × 1,000. For example, 10 kilobytes equals 10,000 bytes.
- Is the kilobytes to bytes conversion exact?
- Yes. Kilobytes and bytes are both units of data, related by an exact defined factor. Displayed results are rounded for readability.
- What is KB short for?
- KB is the standard symbol for kilobyte. B is the symbol for byte.