Convert PB to bytes
Petabytes to bytes. Enter a value to convert, or use the PB to bytes chart further down the page.
1 petabyte equals 1.125899907e15 bytes. Going the other way, 1 byte = 8.881784197e-16 petabytes.
Note. This converter uses the binary convention: 1 KB = 1024 bytes, 1 MB = 1024 KB, 1 GB = 1024 MB. That is what Windows, macOS and Linux report. Storage manufacturers instead use decimal SI units where 1 GB = 1,000,000,000 bytes, which is why a “1 TB” drive shows up as about 931 GB.
How to convert PB to bytes
To convert petabytes to bytes, multiply the petabyte value by 1.125899907e15. You can also divide by 8.881784197e-16 to get the same answer.
B = PB × 1.125899907e15
Worked example
Convert 8 PB to bytes:
8 PB = 9.007199255e15 B
PB to bytes conversion chart
Use this PB to bytes table for quick reference without typing anything.
| petabytes (PB) | bytes (B) |
|---|---|
| 1 PB | 1.125899907e15 B |
| 2 PB | 2.251799814e15 B |
| 4 PB | 4.503599627e15 B |
| 8 PB | 9.007199255e15 B |
| 16 PB | 1.801439851e16 B |
| 32 PB | 3.602879702e16 B |
| 64 PB | 7.205759404e16 B |
| 128 PB | 1.441151881e17 B |
| 256 PB | 2.882303762e17 B |
| 512 PB | 5.764607523e17 B |
| 1,024 PB | 1.152921505e18 B |
What is a petabyte?
A petabyte is 1,024 terabytes. It is the scale at which data centre storage and large scientific datasets are measured.
What is a byte?
A byte is 8 bits, historically the space needed to store a single text character.
Frequently asked questions
How many bytes are in a petabyte?
1 PB equals 1.125899907e15 bytes. Going the other way, 1 bytes is 8.881784197e-16 PB.
How do you convert PB to bytes?
To convert petabytes to bytes, multiply the petabyte value by 1.125899907e15. You can also divide by 8.881784197e-16 to get the same answer.
What is 10 PB in bytes?
10 PB equals 1.125899907e16 bytes. The conversion chart on this page lists the other values people look up most often.
Related data storage conversions
Convert PB to other units
Convert other units to bytes
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