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Convert Gibibytes to Megabytes

1 gibibyte is 1,073.741824 MB. One gibibyte is exactly 1073.741824 megabytes.

One gibibyte is 1073.7418 megabytes. To convert gibibytes to megabytes, multiply by 1073.7418; to go the other way, divide by 1073.7418 or multiply by 9.3132 × 10^-4. The factor is exact rather than rounded: it follows from IEC 80000-13. Exactly 1,073,741,824 bytes.

Factor checked against the defining standard · How we check

Megabytes
1,073.741824 MB
Gibibytes × 1073.7418
value * 1073.7418241,073.742 MB

1 gibibyte in every data unit

UnitValueExact factor
bytes1,073,741,824 B× 1,073,741,824
kilobytes1,073,741.824 kB× 1,073,741.824
megabytes1,073.741824 MB× 1,073.741824
gigabytes1.073741824 GB× 1.073741824
terabytes0.001073741824 TB× 0.001073741824
kibibytes1,048,576 KiB× 1,048,576
mebibytes1,024 MiB× 1,024
gibibytes (as entered)1 GiB

Factors are entered by hand from IEC 80000-13 rather than derived from a units library, so the ones that terminate are exact rather than rounded.

How do you convert gibibytes to megabytes?

  1. 1.Take the measurement in gibibytes.
  2. 2.Multiply by 1073.7418 — that is how many megabytes fit in one gibibyte.
  3. 3.To go back the other way, divide by 1073.7418, or multiply by 9.3132 × 10^-4.

Gibibytes to megabytes conversion table

GibibytesMegabytes
1 GiB1,073.741824 MB
2 GiB2,147.483648 MB
3 GiB3,221.225472 MB
4 GiB4,294.967296 MB
5 GiB5,368.70912 MB
6 GiB6,442.450944 MB
7 GiB7,516.192768 MB
8 GiB8,589.934592 MB
9 GiB9,663.676416 MB
10 GiB10,737.41824 MB
12 GiB12,884.901888 MB
15 GiB16,106.12736 MB
20 GiB21,474.83648 MB
25 GiB26,843.5456 MB
50 GiB53,687.0912 MB
100 GiB107,374.1824 MB

What are gibibytes and megabytes?

Gibibyte (GiB)
Exactly 1,073,741,824 bytes. About 7.4% larger than a gigabyte, which is the whole of the missing-space complaint.
Megabyte (MB)
Exactly one million bytes. A file manager showing a smaller number for the same file is counting in mebibytes.

Source: IEC 80000-13 — binary prefixes for information quantities

Questions people actually ask

How many megabytes are in a gibibyte?
1073.7418. Exactly one million bytes. A file manager showing a smaller number for the same file is counting in mebibytes.
How do I convert megabytes back to gibibytes?
Divide by 1073.7418, or multiply by 9.3132 × 10^-4 — they are the same operation.

Other data conversions

Megabytes to gibibytes — the same conversion the other way.