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