How to convert gigabytes to kilobytes
Gigabytes and Kilobytes both measure data, so converting is a single multiplication. One GB equals 1,000,000 KB, so you multiply your gigabytes value by 1,000,000.
Formula: kilobytes = gigabytes × 1,000,000. For example, 10 GB = 10,000,000 KB.
Gigabytes to Kilobytes conversion table
| Gigabytes (GB) | Kilobytes (KB) |
|---|---|
| 1 | 1,000,000 |
| 2 | 2,000,000 |
| 5 | 5,000,000 |
| 10 | 10,000,000 |
| 25 | 25,000,000 |
| 50 | 50,000,000 |
| 100 | 100,000,000 |
| 1,000 | 1,000,000,000 |
Gigabytes and Kilobytes explained
Gigabytes (GB): One billion bytes, used for videos, apps and storage.
Kilobytes (KB): One thousand bytes (decimal), used for small files.
When you'd convert gigabytes to kilobytes
You'll convert gigabytes to kilobytes whenever a measurement is given in one unit but you need it in the other — comparing gigabytes and kilobytes figures across regions, following a recipe or spec, or double-checking a number. Because 1 GB is exactly 1,000,000 KB, the result is precise every time.
Frequently asked questions
How many kilobytes are in a gigabyte?
One GB equals 1,000,000 KB. Multiply your gigabytes figure by 1,000,000 to get kilobytes.
What is the formula to convert gigabytes to kilobytes?
kilobytes = gigabytes × 1,000,000. The factor 1,000,000 is exact.
What is 2 gigabytes in kilobytes?
2 GB = 2,000,000 KB. You can enter any value in the converter above to get an instant result.
Is this Gigabytes to Kilobytes converter accurate?
Yes. It uses the standard conversion factor (1 GB = 1,000,000 KB) defined by IEC 80000-13 — units of information (bit, byte), so results are exact to several decimal places.