💾 Data Storage
gigabytes to megabytes Converter
Convert gigabytes to megabytes instantly with a reference conversion table.
Quick answer: To convert gigabytes to megabytes, multiply by 1024. For example, 1 gigabytes = 1024 megabytes. Use the calculator below for any value.
gigabytes to megabytes
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Common conversions
| gigabytes | megabytes |
|---|
Formula:
How to convert gigabytes to megabytes
1
Enter your value
Type the number of gigabytes you want to convert into the left box. The result in megabytes appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — megabytes to gigabytes. Your current value carries across so you don't have to re-enter anything.
3
About gigabytes and megabytes
gigabytes and megabytes are common data measurements.
📊 Common conversions at a glance
| gigabytes | megabytes |
|---|---|
| 0.001 | 1.024 |
| 0.01 | 10.24 |
| 0.1 | 102.4 |
| 0.25 | 256 |
| 0.5 | 512 |
| 1 | 1024 |
Reviewed for 2026. gigabytes ↔ megabytes conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.