Convert petabytes to gigabytes
Converting petabytes to gigabytes is a common data task, whether you are checking a recipe, a spec sheet, a travel distance or a homework problem. Since 1 PB equals 1,000,000 GB, the math is a single multiplication — and this page does it for you instantly, with the formula, a table of common values and answers to the questions people ask most.
Exact factor
How to convert petabytes to gigabytes
To convert petabytes to gigabytes, multiply the number of petabytes by 1,000,000. For example, 10 PB × 1,000,000 = 10,000,000 GB.
GB = PB × 1,000,000
- Write down the value in petabytes you want to convert.
- Multiply it by 1,000,000 (the exact PB→GB factor).
- The result is your value in gigabytes. Check it below with the converter or the table.
Conversion table
Common values of petabytes and their equivalents in gigabytes:
| PB | GB |
|---|---|
| 1 | 1,000,000 |
| 2 | 2,000,000 |
| 3 | 3,000,000 |
| 4 | 4,000,000 |
| 5 | 5,000,000 |
| 10 | 10,000,000 |
| 20 | 20,000,000 |
| 25 | 25,000,000 |
| 50 | 50,000,000 |
| 100 | 100,000,000 |
| 250 | 250,000,000 |
| 500 | 500,000,000 |
About these units
Petabyte (PB). A petabyte is 1,000 terabytes, a scale used by data centers, streaming services and scientific experiments. Large language models are trained on petabytes of text.
Gigabyte (GB). A gigabyte is 1,000 megabytes, roughly an hour of HD video or 250 songs. Smartphone storage, RAM and data plans are specified in gigabytes.
Frequently asked questions
How do I convert petabytes to gigabytes?
To convert petabytes to gigabytes, multiply the number of petabytes by 1,000,000. For example, 10 PB × 1,000,000 = 10,000,000 GB. Or skip the math: type the value into the converter at the top of this page and the result updates instantly.
How many gigabytes are in 1 petabyte?
1 PB = 1,000,000 GB. That is the fixed relationship used by this converter and by international standards.
How many petabytes are in 1 gigabyte?
1 GB = 0.000001 PB. If you are converting in the opposite direction, use our Gigabyte to Petabyte converter for the dedicated table and FAQ.
Is the petabytes to gigabytes conversion exact?
Yes — this site uses decimal SI prefixes, so 1 KB = 1,000 bytes exactly. Note that some operating systems report file sizes in binary units (1 KiB = 1,024 bytes), which can make numbers differ slightly from storage labels.
What is petabyte used for?
A petabyte is 1,000 terabytes, a scale used by data centers, streaming services and scientific experiments. Large language models are trained on petabytes of text.