Pebibit (Pib) - Unit Information & Conversion
What is a Pebibit?
Definition
A pebibit (Pib) is a unit of digital information equal to 250 bits, which is exactly 1,125,899,906,842,624 bits. It uses the binary prefix 'pebi-' established by the International Electrotechnical Commission (IEC). The pebibit is closely related to the petabit (Pb), which is defined using the decimal prefix 'peta-' (1015 or 1,000,000,000,000,000 bits).
History
The prefix 'pebi-' (representing 250) was defined by the IEC in 1998 along with other binary prefixes (kibi-, mebi-, gibi-, tebi-, exbi-). This standardization aimed to eliminate the confusion caused by using SI prefixes (like kilo-, mega-, giga-, tera-, peta-) to denote both powers of 1000 (decimal) and powers of 1024 (binary) in computing contexts, especially for large quantities of data. The term 'pebibit' specifically refers to the 250 multiple of bits.
Common Uses
Pebibits are used in contexts dealing with extremely large amounts of data where binary precision is crucial:
- Specifying the capacity of very large-scale storage systems or data archives at the bit level in technical documentation.
- Calculations in high-performance computing (HPC), large dataset analysis, and scientific simulations involving massive bit streams.
- Theoretical calculations in computer science, information theory, and advanced data transmission analysis.
- Ensuring accuracy when comparing binary (Pib) and decimal (Pb) data quantities in contexts like large network traffic analysis or storage capacity planning. While petabits (Pb) are more common for network throughput (Pbps), pebibits provide precision for binary-based storage or memory calculations at this scale.
Unit FAQs
How many bits are in a pebibit?
There are exactly 250 bits in 1 pebibit (Pib). This equals 1,125,899,906,842,624 bits.
How many tebibits (Tib) are in a pebibit (Pib)?
There are 1,024 tebibits (Tib) in 1 pebibit (Pib). This is because 1 Pib = 250 bits and 1 Tib = 240 bits, and 250 / 240 = 210 = 1,024.
What is the difference between a pebibit (Pib) and a petabit (Pb)?
A pebibit (Pib) represents 250 bits (1,125,899,906,842,624 bits), using the binary prefix 'pebi-'. A petabit (Pb) represents 1015 bits (1,000,000,000,000,000 bits), using the decimal prefix 'peta-'. A pebibit is approximately 12.6% larger than a petabit (1 Pib ≈ 1.126 Pb).
What is the difference between a pebibit (Pib) and a pebibyte (PiB)?
A pebibit (Pib) measures information in bits, while a pebibyte (PiB) measures information in bytes. Assuming the standard 1 byte = 8 bits, 1 pebibyte (PiB) is equal to 8 pebibits (Pib). Both use the binary prefix 'pebi-' (250).
Pebibit Conversion Formulas
To Bit:
To Byte:
To Kilobit:
To Kilobyte:
To Megabit:
To Megabyte:
To Gigabit:
To Gigabyte:
To Terabit:
To Terabyte:
To Petabit:
To Petabyte:
To Exabit:
To Exabyte:
To Kibibit:
To Kibibyte:
To Mebibit:
To Mebibyte:
To Gibibit:
To Gibibyte:
To Tebibit:
To Tebibyte:
To Pebibyte:
To Exbibit:
To Exbibyte:
Convert Pebibit
Need to convert Pebibit to other data storage units? Use our conversion tool.