Convert Gigabytes to bytes
1 gigabyte = 1,000,000,000 bytes · B = GB × 1,000,000,000
When you need this conversion
This conversion goes from gigabytes, used for storage capacity and mobile data plans, to bytes, the base unit of digital file size. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Gigabytes to bytes conversion table
| Gigabytes (GB) | Bytes (B) |
|---|---|
| 1 GB | 1,000,000,000 B |
| 2 GB | 2,000,000,000 B |
| 3 GB | 3,000,000,000 B |
| 5 GB | 5,000,000,000 B |
| 10 GB | 10,000,000,000 B |
| 15 GB | 15,000,000,000 B |
| 20 GB | 20,000,000,000 B |
| 25 GB | 25,000,000,000 B |
| 50 GB | 50,000,000,000 B |
| 75 GB | 75,000,000,000 B |
| 100 GB | 100,000,000,000 B |
| 250 GB | 250,000,000,000 B |
| 500 GB | 500,000,000,000 B |
| 1,000 GB | 1,000,000,000,000 B |
The formula
B = GB × 1,000,000,000Because both units measure data, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Bytes to gigabytes →Related data conversions
- Gigabytes to megabytes
- Gigabytes to gibibytes
- Megabytes to gigabytes
- Gibibytes to gigabytes
- Bits to bytes
- Kilobytes to bytes
- Megabytes to bytes
- Gigabytes to bits
- Gigabytes to kilobytes
- Gigabytes to terabytes
- Gigabytes to kibibytes
- Gigabytes to mebibytes
Frequently asked questions
- How many bytes are in a gigabyte?
- There are 1,000,000,000 bytes in 1 gigabyte. The formula is B = GB × 1,000,000,000.
- How do you convert gigabytes to bytes?
- Use the formula B = GB × 1,000,000,000. For example, 10 gigabytes equals 10,000,000,000 bytes.
- Is the gigabytes to bytes conversion exact?
- Yes. Gigabytes and bytes are both units of data, related by an exact defined factor. Displayed results are rounded for readability.
- What is GB short for?
- GB is the standard symbol for gigabyte. B is the symbol for byte.