Megabytes to Kilobytes
Convert megabytes to kilobytes instantly, with a table for the values people look up most.
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Megabytes to Kilobytes Conversion Table
1 MB = 1024 KB · 1 KB = 0.00097656 MB
The conversion uses a factor of 1024. Values are rounded to 4 decimals so they match the converter above.
KB = MB × 1024 · MB = KB ÷ 1024
| Megabytes (MB) | Kilobytes (KB) |
|---|---|
| 0.5 | 512 |
| 1 | 1024 |
| 2 | 2048 |
| 5 | 5120 |
| 10 | 10240 |
| 20 | 20480 |
| 50 | 51200 |
| 100 | 102400 |
| 250 | 256000 |
| 500 | 512000 |
| 1000 | 1024000 |
| Kilobytes (KB) | Megabytes (MB) |
|---|---|
| 64 | 0.0625 |
| 128 | 0.125 |
| 256 | 0.25 |
| 512 | 0.5 |
| 1024 | 1 |
| 2048 | 2 |
| 4096 | 4 |
At 1024 KB per MB, a 5 MB photo is 5120 KB and a 1.44 MB floppy held 1474.56 KB. The decimal SI scale would use 1000 instead.
How to Use
- 1
Enter a value in megabytes.
- 2
The kilobytes equivalent appears instantly.
- 3
Check the table below for common values.
Examples
1 megabytes
Input
1Output
1024 KB5 megabytes
Input
5Output
5120 KBFAQ
How many kilobytes is one megabyte?
1 MB = 1024 KB.
How precise is the conversion?
Results are rounded to 4 decimals and the table uses the same rounding, so both always agree.
Why does my file manager show different numbers?
Many systems count in decimal (1 MB = 1000 KB) while still labelling MB. The gap is 2.4% at MB level, 4.9% at GB and 7.4% at TB.