GB to PB — convert gigabytes to petabytes
Exact 1 ÷ 1,000,000 = 0.000001
1 gigabyte in other units
| Bits | 8,000,000,000 | bit |
|---|---|---|
| Bytes | 1,000,000,000 | B |
| Kilobytes | 1,000,000 | kB |
| Megabytes | 1,000 | MB |
| Terabytes | 0.001 | TB |
| Petabytes | 0.000001 | PB |
| Kibibytes | 976,562.5 | KiB |
| Mebibytes | 953.674316 | MiB |
| Gibibytes | 0.93132257 | GiB |
| Tebibytes | 0.000909494702 | TiB |
GB to PB at a glance
| Gigabytes | Petabytes |
|---|---|
| 1 GB | 0.000001 PB |
| 2 GB | 0.000002 PB |
| 3 GB | 0.000003 PB |
| 5 GB | 0.000005 PB |
| 10 GB | 0.00001 PB |
| 20 GB | 0.00002 PB |
| 25 GB | 0.000025 PB |
| 50 GB | 0.00005 PB |
| 100 GB | 0.0001 PB |
| 250 GB | 0.00025 PB |
| 500 GB | 0.0005 PB |
| 1,000 GB | 0.001 PB |
How to convert gigabytes to petabytes
Multiply by 0.000001 — one gigabyte is 0.000001 petabytes. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 1 ÷ 1,000,000 = 0.000001
What these units are
The gigabyte and the petabyte are covered in the digital storage unit guide, along with every other unit on this page.
Questions
How many petabytes are in a gigabyte?
One gigabyte is 0.000001 petabytes. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 1 gigabyte in petabytes?
1 gigabyte is 0.000001 petabytes. The working is 1 ÷ 1,000,000 = 0.000001.
Why does my 1 TB drive show as 931 GB?
Nothing is missing. The manufacturer counts a terabyte as 1,000,000,000,000 bytes, while Windows divides by 1,024 at each step and labels the result GB when it really means GiB. Same bytes, two counting systems.
What is the difference between MB and MiB?
A megabyte is exactly one million bytes. A mebibyte is 1,048,576 bytes — two to the twentieth. The gap is about 4.9% at this scale and widens to roughly 10% by the terabyte.
Is my internet speed in megabytes or megabits?
Megabits. Connection speeds are quoted in Mbps, and there are eight bits to a byte, so a 100 Mbps line downloads at roughly 12.5 MB per second at best. The lowercase b is doing a lot of work in that abbreviation.