Kilobytes to Bytes Converter
Convert kilobytes to bytes with a free calculator
How to Convert Kilobytes to Bytes
Formula: 1 KB = 1,024 B
Multiply your kilobytes value by 1,024 to get the equivalent in bytes. The conversion factor 1,024 is based on the internationally accepted definitions of both units.
Kilobytes to Bytes Reference Table
| Kilobytes (KB) | Bytes (B) |
|---|---|
| 1 KB | 1,024 B |
| 5 KB | 5,120 B |
| 10 KB | 10,240 B |
| 25 KB | 25,600 B |
| 50 KB | 51,200 B |
| 100 KB | 102,400 B |
| 500 KB | 512,000 B |
| 1000 KB | 1,024,000 B |
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Frequently Asked Questions
How many bytes are in 1 KB? +
In computing (binary), 1 KB = 1,024 bytes. In the SI decimal standard, 1 KB = 1,000 bytes. This converter uses the binary convention.
Why is 1 KB equal to 1,024 bytes instead of 1,000? +
Computers use binary (powers of 2). 2^10 = 1,024, the closest power of 2 to 1,000. The IEC introduced "kibibyte" (KiB) for 1,024 bytes to reduce confusion.
How big is a typical text file in KB? +
A plain text file with about 500 words is roughly 3-4 KB. An email without attachments is usually 5-20 KB.