Gigabytes to Bytes Converter

Convert gigabytes to bytes (GB to B) instantly. 1 gigabyte = 1,000,000,000 B. Includes the formula and a conversion table.

B = GB × 1,000,000,000

How to convert gigabytes to bytes

B = GB × 1,000,000,000

One gigabyte equals 1,000,000,000 B, so multiply the value in gigabytes by 1,000,000,000. Example: 10 GB = 10,000,000,000 B.

KB, MB, GB and TB are decimal (powers of 1,000) as defined by the SI and used by drive makers. KiB, MiB, GiB and TiB are binary (powers of 1,024, IEC 80000-13), which is what Windows reports as "GB".

Gigabytes to bytes conversion table

Gigabytes (GB)Bytes (B)
1 GB1,000,000,000 B
2 GB2,000,000,000 B
3 GB3,000,000,000 B
5 GB5,000,000,000 B
10 GB10,000,000,000 B
15 GB15,000,000,000 B
20 GB20,000,000,000 B
25 GB25,000,000,000 B
50 GB50,000,000,000 B
75 GB75,000,000,000 B
100 GB100,000,000,000 B
250 GB250,000,000,000 B
500 GB500,000,000,000 B
1,000 GB1,000,000,000,000 B

More data storage conversions

Frequently asked questions

How many bytes are in 1 gigabyte?

1 gigabyte is equal to 1,000,000,000 B.

How do I convert gigabytes to bytes?

Multiply the number of gigabytes by 1,000,000,000. For example, 10 GB × 1,000,000,000 = 10,000,000,000 B.

How do I convert bytes back to gigabytes?

Use the formula GB = B × 1e-9, or open the bytes to gigabytes converter.

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