Converters

Gigabytes to Megabytes Converter

Convert gigabytes to megabytes instantly. 1 gigabyte = 1000 megabytes.

1000
1 GB = 1000 MB

Common conversions

From 1 gigabytes
  • Bytes (B)1.0000e+9
  • Kilobytes (KB)1000000
  • Megabytes (MB)1000
  • Terabytes (TB)0.001
  • Petabytes (PB)1.0000e-6
  • Kibibytes (KiB)976563
  • Mebibytes (MiB)953.674
  • Gibibytes (GiB)0.931323
  • Tebibytes (TiB)0.000909495
Method

How it works

Megabytes = Gigabytes × 1000
Multiply the number of gigabytes by 1000 to get megabytes. To go back, multiply by 0.001. Examples: 1 GB = 1000 MB · 5 GB = 5000 MB · 10 GB = 10000 MB · 100 GB = 100000 MB.
FAQ

Frequently asked

How many megabytes are in a gigabyte?

1 gigabyte = 1000 megabytes.

What is the formula to convert gigabytes to megabytes?

Megabytes = Gigabytes × 1000

Is this conversion exact?

The conversion factor between gigabytes and megabytes is defined by international standards and is exact to at least 10 significant figures here.

Can I convert in the opposite direction?

Yes — use our Megabytes to Gigabytes converter, or multiply your value by 0.001.

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