megabyte (SI decimal) to kilobyte (SI decimal)

1 megabyte (SI decimal) equals 1000 kilobyte (SI decimal), and 1 kilobyte (SI decimal) equals 0.001 megabyte (SI decimal).

Conversion formula

kB = MB × 1000

To convert megabyte (SI decimal) to kilobyte (SI decimal), multiply the value by 1000.

Conversion table

1 MB1000 kB
2 MB2000 kB
5 MB5000 kB
10 MB10000 kB
25 MB25000 kB
50 MB50000 kB
100 MB100000 kB
500 MB500000 kB
1000 MB1000000 kB

Reverse conversion table

1 kB0.001 MB
2 kB0.002 MB
5 kB0.005 MB
10 kB0.01 MB
25 kB0.025 MB
50 kB0.05 MB
100 kB0.1 MB
500 kB0.5 MB
1000 kB1 MB

Key facts

1 megabyte (SI decimal)1000 kilobyte (SI decimal)
1 kilobyte (SI decimal)0.001 megabyte (SI decimal)

Frequently asked questions

How do I convert megabyte (SI decimal) to kilobyte (SI decimal)?

Multiply the megabyte (SI decimal) value by 1000 to get kilobyte (SI decimal). For example, 10 megabyte (SI decimal) = 10000 kilobyte (SI decimal).

How do I convert kilobyte (SI decimal) back to megabyte (SI decimal)?

Divide the kilobyte (SI decimal) value by 1000 (equivalently, multiply by 0.001) to get megabyte (SI decimal).

Reverse conversion

Printable A4 conversion cheat sheet — see the Downloads page

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