Convert Gigabytes to Bytes
Convert gigabytes to bytes instantly. Type a value below, check the formula and table, then see how the same GB to B conversion looks as a single line in Notes Calculator.
Gigabytes to Bytes formula
One gigabyte is 1,000,000,000 bytes, so B = GB × 1,000,000,000. For the reverse, multiply bytes by 0.000000001, or use the Bytes to Gigabytes converter.
Gigabytes to Bytes conversion table
| Gigabytes (GB) | Bytes (B) |
|---|---|
| 1 | 1,000,000,000 |
| 2 | 2,000,000,000 |
| 5 | 5,000,000,000 |
| 10 | 10,000,000,000 |
| 20 | 20,000,000,000 |
| 25 | 25,000,000,000 |
| 50 | 50,000,000,000 |
| 100 | 100,000,000,000 |
| 250 | 250,000,000,000 |
| 500 | 500,000,000,000 |
| 1,000 | 1,000,000,000,000 |
Gigabytes to Bytes in Notes Calculator
Notes Calculator is a notepad that does math. Write 100 GB to bytes on any line and the answer appears beside it. Change the number and the result follows. The same works with in and as, and with values stored in variables, so a whole estimate can mix gigabytes and bytes without a separate converter.
| Note | Result |
|---|---|
| 100 GB to bytes | 100,000,000,000 B |
| 100 GB in bytes | 100,000,000,000 B |
| 10 bytes as GB | 0.00 GB |
See the unit conversion docs for mixing units in one expression, or open the free web app and try it.
FAQ
Frequently asked questions
- One gigabyte equals 1,000,000,000 bytes. To convert gigabytes to bytes, multiply by 1,000,000,000; to go back, multiply by 0.000000001.
- Type the value, the unit, and the target unit on one line: 100 GB to bytes. The keywords to, in, and as all work, and the result updates as you type. You can also keep the value in a variable and convert it later.
- Yes. The converter on this page is free, and Notes Calculator has a free plan for the web, Mac, Windows, Linux, and Android with the same unit conversions built in.
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