HomeUnit Conversion › Kibibytes to Kilobytes

Kibibytes to Kilobytes (KiB to KB)

Convert kibibytes to kilobytes: 1 KiB = 1.024 KB. Exact conversion factor, formula, 18-row table and worked examples, with JSON API and MCP access.

Formula

1 KiB = 1.024 KB

kilobytes = kibibytes × 1.024 — reverse: kibibytes = kilobytes × 0.9765625

The factor is derived from the SI definitions of both units (base unit: B) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.

Worked examples

Kibibytes to kilobytes conversion table

Kibibytes (KiB)Kilobytes (KB)
11.024
22.048
44.096
88.192
1616.384
3232.768
6465.536
100102.4
128131.072
256262.144
500512
512524.288
10001024
10241048.58
20482097.15
40964194.3
81928388.61
1000010240

FAQ

How many kilobytes are in one kibibyte?

1 KiB = 1.024 KB. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.

What is the formula to convert kibibytes to kilobytes?

Multiply the value in kibibytes by 1.024: kilobytes = kibibytes × 1.024. For example, 1.5 KiB = 1.536 KB.

How do I convert kilobytes back to kibibytes?

Multiply by the inverse factor 0.9765625 (kibibytes = kilobytes × 0.9765625), or use the kilobytes-to-kibibytes page.

Related conversions

Machine access

Sources