Convert Gigabytes to Megabytes
One gigabyte equals 1,024 megabytes. Type any value to convert gigabytes to megabytes instantly — with a full reference table below.
Convert Gigabytes to Megabytes
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Conversion formula
To convert gigabytes to megabytes, multiply by 1,024. One gigabyte equals 1,024 MB, and one megabyte equals 0.000977 GB.
Gigabytes to Megabytes table
About converting Gigabytes to Megabytes
Gigabytes (GB) and Megabytes (MB) are both units of data storage. The exact factor is 1 GB = 1,024 MB, so multiply by 1,024 to go from gigabytes to megabytes (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Megabytes to Gigabytes converter, or the full unit converter for every unit at once.
Frequently asked questions
How many megabytes are in one gigabyte?
One gigabyte equals 1,024 megabytes.
How do I convert gigabytes to megabytes?
Multiply the number of gigabytes by 1,024. For example, 10 gigabytes = 10,240 megabytes.
What is 5 gigabytes in megabytes?
5 gigabytes is 5,120 megabytes.