Megabytes to Kilobytes converter (MB to KB)
Convert Megabytes (MB) to Kilobytes (KB) with this free calculator. Type a value, press Convert, and the page applies the same factor shown in the formula below — no rounded shortcut, and nothing is stored on a server.
How to convert Megabytes to Kilobytes
1 megabyte (MB) is equal to 1,024 kilobytes (KB).
KB = MB × 1,024
Multiply the megabytes by 1,024:
Example: Convert 2 MB to KB:
KB = 2 × 1,024 = 2,048 KB
What is a Megabytes?
The Megabytes (MB) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
What is a Kilobytes?
The Kilobytes (KB) is the starting or target unit on this page. Use the calculator above to convert values without looking up the factor by hand.
This page converts digital storage from Megabytes into Kilobytes. One MB equals 1024 KB.
Megabytes to Kilobytes conversion table
Common MB values and the matching KB result, calculated with the same factor as the widget. Highlight a nearby row if you want a quick check without entering a number.
| Megabytes (MB) | Kilobytes (KB) |
|---|---|
| 1 MB | 1024 KB |
| 2 MB | 2048 KB |
| 4 MB | 4096 KB |
| 8 MB | 8192 KB |
| 16 MB | 16384 KB |
| 32 MB | 32768 KB |
| 64 MB | 65536 KB |
| 128 MB | 131072 KB |
| 256 MB | 262144 KB |
| 512 MB | 524288 KB |
How this calculator works
The form on this page is a Megabytes-to-Kilobytes converter. After you enter a number, JavaScript multiplies or rearranges it with the published conversion factor and writes the KB result in the output box. The step-by-step panel repeats the arithmetic so you can copy it into homework or a spreadsheet.
Reviewed by Hamsen, founder of GigaTables and a biology engineer. See the about page for how formulas are checked before a tool is published.
FAQ
How many KB are in 1 MB?
1 MB = 1024 KB.
How do I convert Megabytes to Kilobytes?
Multiply the megabytes by 1,024:
Is this MB to KB converter free?
Yes. GigaTables calculators are free to use in a browser. You do not need an account, and the values you type are not uploaded.