1 PB = 0.8881784197 PiB
Petabytes to Pebibytes Converter: PB to PiB Conversion Calculator
To convert petabytes to pebibytes (PB to PiB), enter your petabyte value below and click the Convert button. Your pebibyte result also updates automatically as you type, mixing SI decimal and binary (IEC) prefixes. This free PB to PiB converter and conversion calculator also works vice versa: use Swap units to convert the other way, or Reset to start over. Also see: Zettabytes to Exabytes.
Petabyte (PB)
A petabyte is 1,000 terabytes or 1,000,000,000,000,000 bytes. Used for large-scale enterprise and cloud storage.
View the petabyte data unit pagePebibyte (PiB)
A pebibyte is 1,024 tebibytes or 2^50 bytes. Used for large-scale enterprise storage in binary terms.
View the pebibyte data unit pageHow to Convert Petabytes to Pebibytes
To convert petabytes (decimal/SI) to pebibytes (binary/IEC), multiply by 0.8881784197. Decimal units use base 1,000, while binary units use base 1,024.
PB is a decimal (SI) unit—what storage manufacturers advertise. 1 PB = 1,000 of the smaller unit.
PiB is a binary (IEC) unit—what operating systems often display. 1 PiB = 1,024 of the smaller unit. Related: Petabytes to Yobibytes.
1 PB = 0.8881784197 PiB (using SI decimal standard) — or equivalently, 1 PiB = 1.1258999068PB.
PB to PiB conversion rate: 1 petabyte equals 0.8881784197pebibytes — the standard petabyte to pebibyte data storage conversion used by this calculator.
Quick Facts: PB to PiB Storage Conversion
- Conversion factor: 1 PB = 0.8881784197 PiB (SI decimal)
- Reverse factor: 1 PiB = 1.1258999068 PB
- Source unit type: SI decimal storage unit
- Target unit type: IEC binary storage unit
- Category: data storage converter, digital capacity calculator
Steps to Convert Petabyte to Pebibyte
- Enter your petabyte value (PB) into the petabyte to pebibyte converter above.
- The equivalent pebibytes (PiB) value updates instantly using the PB to PiB conversion factor; click the Convert button to recalculate it manually.
- Use the swap control to reverse the calculation and convert pebibytes back into petabytes.
PB to PiB Conversion Formula
Here's the exact PB to PiB formula in copy-paste-ready form — multiply by 0.8881784197 to go from petabytes to pebibytes, or by 1.1258999068 to reverse it — followed by a quick-reference chart of the same conversion.
// Convert PB to PiB
PiB = PB × 0.8881784197
// Reverse: Convert PiB to PB
PB = PiB × 1.1258999068
Petabyte to Pebibyte Conversion Examples
100 PB = 88.81784197 PiB
256 PB = 227.3736754432 PiB
500 PB = 444.0892098501 PiB
1,000 PB = 888.1784197001 PiB
2,048 PB = 1,818.989404 PiB
What Is a Petabyte (PB)? Definition and Uses
A petabyte is 1,000 terabytes or 1,000,000,000,000,000 bytes. Used for large-scale enterprise and cloud storage.
The petabyte is a SI decimal unit of digital information storage. It uses base 1,000 following the SI (International System of Units) standard.
Common uses: Data centers, cloud storage providers, scientific research, enterprise archives See also: Petabytes to Kibibytes.
1 PB = 8 × 10¹⁵ bits = 1 × 10¹⁵ bytes.
The petabyte can be abbreviated as PB; for example, 1 petabyte can be written as 1 PB.
Petabyte Storage Unit at a Glance
| Unit type | SI decimal |
|---|---|
| Base / standard | Base 1,000 — SI (International System of Units) |
| Symbol | PB |
| Common uses | Data centers, cloud storage providers, scientific research, enterprise archives |
What Is a Pebibyte (PiB)? Definition and Uses
A pebibyte is 1,024 tebibytes or 2^50 bytes. Used for large-scale enterprise storage in binary terms.
The pebibyte is a IEC binary unit of digital information storage. It uses base 1,024 following the IEC (International Electrotechnical Commission) standard.
Common uses: Enterprise SAN storage, data center capacity planning, cloud infrastructure
1 PiB = 9 × 10¹⁵ bits = 1 × 10¹⁵ bytes.
The pebibyte can be abbreviated as PiB; for example, 1 pebibyte can be written as 1 PiB.
Pebibyte Storage Unit at a Glance
| Unit type | IEC binary |
|---|---|
| Base / standard | Base 1,024 — IEC (International Electrotechnical Commission) |
| Symbol | PiB |
| Common uses | Enterprise SAN storage, data center capacity planning, cloud infrastructure |
Petabyte to Pebibyte Conversion Table
The table below shows 100 petabyte measurements converted to pebibytes — scroll within the table to see the full range.
| Petabytes | Pebibytes |
|---|---|
| 1 PB | 0.8881784197 PiB |
| 13 PB | 11.54631946 PiB |
| 26 PB | 23.09263891 PiB |
| 39 PB | 34.63895837 PiB |
| 52 PB | 46.18527782 PiB |
| 65 PB | 57.73159728 PiB |
| 78 PB | 69.27791674 PiB |
| 91 PB | 80.82423619 PiB |
| 104 PB | 92.37055565 PiB |
| 117 PB | 103.9168751 PiB |
| 130 PB | 115.46319456 PiB |
| 143 PB | 127.00951402 PiB |
| 156 PB | 138.55583347 PiB |
| 169 PB | 150.10215293 PiB |
| 182 PB | 161.64847239 PiB |
| 195 PB | 173.19479184 PiB |
| 208 PB | 184.7411113 PiB |
| 221 PB | 196.28743075 PiB |
| 234 PB | 207.83375021 PiB |
| 247 PB | 219.38006967 PiB |
| 260 PB | 230.92638912 PiB |
| 273 PB | 242.47270858 PiB |
| 286 PB | 254.01902803 PiB |
| 299 PB | 265.56534749 PiB |
| 312 PB | 277.11166695 PiB |
| 325 PB | 288.6579864 PiB |
| 338 PB | 300.20430586 PiB |
| 351 PB | 311.75062531 PiB |
| 364 PB | 323.29694477 PiB |
| 377 PB | 334.84326423 PiB |
| 390 PB | 346.38958368 PiB |
| 403 PB | 357.93590314 PiB |
| 416 PB | 369.4822226 PiB |
| 429 PB | 381.02854205 PiB |
| 442 PB | 392.57486151 PiB |
| 455 PB | 404.12118096 PiB |
| 468 PB | 415.66750042 PiB |
| 481 PB | 427.21381988 PiB |
| 494 PB | 438.76013933 PiB |
| 507 PB | 450.30645879 PiB |
| 520 PB | 461.85277824 PiB |
| 533 PB | 473.3990977 PiB |
| 546 PB | 484.94541716 PiB |
| 559 PB | 496.49173661 PiB |
| 572 PB | 508.03805607 PiB |
| 585 PB | 519.58437552 PiB |
| 598 PB | 531.13069498 PiB |
| 611 PB | 542.67701444 PiB |
| 624 PB | 554.22333389 PiB |
| 637 PB | 565.76965335 PiB |
| 650 PB | 577.31597281 PiB |
| 663 PB | 588.86229226 PiB |
| 676 PB | 600.40861172 PiB |
| 689 PB | 611.95493117 PiB |
| 702 PB | 623.50125063 PiB |
| 715 PB | 635.04757009 PiB |
| 728 PB | 646.59388954 PiB |
| 741 PB | 658.140209 PiB |
| 754 PB | 669.68652845 PiB |
| 767 PB | 681.23284791 PiB |
| 780 PB | 692.77916737 PiB |
| 793 PB | 704.32548682 PiB |
| 806 PB | 715.87180628 PiB |
| 819 PB | 727.41812573 PiB |
| 832 PB | 738.96444519 PiB |
| 845 PB | 750.51076465 PiB |
| 858 PB | 762.0570841 PiB |
| 871 PB | 773.60340356 PiB |
| 884 PB | 785.14972301 PiB |
| 897 PB | 796.69604247 PiB |
| 910 PB | 808.24236193 PiB |
| 923 PB | 819.78868138 PiB |
| 936 PB | 831.33500084 PiB |
| 949 PB | 842.8813203 PiB |
| 962 PB | 854.42763975 PiB |
| 975 PB | 865.97395921 PiB |
| 988 PB | 877.52027866 PiB |
| 1,001 PB | 889.06659812 PiB |
| 1,014 PB | 900.61291758 PiB |
| 1,027 PB | 912.15923703 PiB |
| 1,040 PB | 923.70555649 PiB |
| 1,053 PB | 935.25187594 PiB |
| 1,066 PB | 946.7981954 PiB |
| 1,079 PB | 958.34451486 PiB |
| 1,092 PB | 969.89083431 PiB |
| 1,105 PB | 981.43715377 PiB |
| 1,118 PB | 992.98347322 PiB |
| 1,131 PB | 1,004.52979268 PiB |
| 1,144 PB | 1,016.07611214 PiB |
| 1,157 PB | 1,027.62243159 PiB |
| 1,170 PB | 1,039.16875105 PiB |
| 1,183 PB | 1,050.71507051 PiB |
| 1,196 PB | 1,062.26138996 PiB |
| 1,209 PB | 1,073.80770942 PiB |
| 1,222 PB | 1,085.35402887 PiB |
| 1,235 PB | 1,096.90034833 PiB |
| 1,248 PB | 1,108.44666779 PiB |
| 1,261 PB | 1,119.99298724 PiB |
| 1,274 PB | 1,131.5393067 PiB |
| 1,287 PB | 1,143.08562615 PiB |
SI Decimal vs Binary: Why PB to PiB Is Not a Round Number
Petabyte (PB) is an SI decimal unit: each prefix step multiplies by 1,000, so 1 PB = 8.000 × 10¹⁵ bits. Pebibyte (PiB) is an IEC binary unit: each prefix step multiplies by 1,024, so 1 PiB = 9.007 × 10¹⁵ bits. Dividing one by the other gives 0.8881784197, which is why PB to PiB is not a round number.
| Unit | Standard | Prefix step | 1 unit equals |
|---|---|---|---|
| Petabyte (PB) | SI decimal | 1,000 | 8.000 × 10¹⁵ bits |
| Pebibyte (PiB) | Binary (IEC) | 1,024 | 9.007 × 10¹⁵ bits |
FAQs: Petabyte to Pebibyte Conversion
6 questions Quick answers on converting petabytes to pebibytes, using the same factors as the converter above.
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How many pebibytes are in 1 petabyte?
1 PB = 0.8881784197 PiB
1 Petabyte (PB) equals 0.8881784197 Pebibytes using the SI decimal standard.
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How many petabytes are in 1 pebibyte?
1 PiB = 1.1258999068 PB
1 Pebibyte (PiB) equals 1.1258999068 Petabytes.
-
How do I convert petabytes to pebibytes?
PB × 0.8881784197 = PiB
Multiply the petabyte value by 0.8881784197 to get pebibytes. For example, 10 PB = 8.881784197 PiB. To convert back (vice versa), multiply pebibytes by 1.1258999068.
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Is a petabyte bigger than a pebibyte?
PiB is 1.1258999068× larger than PB
No. 1 PB = 0.8881784197 PiB, so the pebibyte is larger — 1 PiB = 1.1258999068 PB.
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Why is PB to PiB not a round number?
1 PB = 8.000 × 10¹⁵ bits · 1 PiB = 9.007 × 10¹⁵ bits
Petabyte (PB) is an SI decimal (base 10) unit and Pebibyte (PiB) is a binary IEC (base 2) unit, so their prefixes step by 1,000 and 1,024. That is why 1 PB = 0.8881784197 PiB instead of a round number.
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What is Petabyte (PB) commonly used for?
Common uses of the petabyte (PB) include: Data centers, cloud storage providers, scientific research, enterprise archives.
Need another value? Use the PB to PiB converter or convert PiB to PB.