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Petabit (Pb)

One quadrillion bits.

Result1 × 10¹⁵

1 petabit = 1 × 10¹⁵ bits

Petabit at a glance

Unit namePetabit (plural: petabits)
SymbolPb
Quantity measuredData Storage
Measurement systemMetric
Also known aspbit
Definition exact?Yes — exact by definition

1 petabit in other data storage units

Unit1 Pb equals
Bit1 × 10¹⁵ b
Byte125,000,000,000,000 B
Kilobit1,000,000,000,000 kb
Megabit1,000,000,000 Mb
Gigabit1,000,000 Gb
Terabit1,000 Tb
Kilobyte125,000,000,000 kB
Megabyte125,000,000 MB
Gigabyte125,000 GB
Terabyte125 TB
Petabyte0.125 PB
Exabyte0.000125 EB
Kibibyte122,070,312,500 KiB
Mebibyte119,209,290 MiB
Gibibyte116,415.322 GiB
Tebibyte113.686838 TiB
Pebibyte0.111022302 PiB

Frequently asked questions

What is a petabit?
One quadrillion bits.
What is the symbol for the petabit?
The symbol for the petabit is Pb. It measures data storage.
How many bits are in a petabit?
1 petabit = 1 × 10¹⁵ bits.
How many bytes are in a petabit?
1 petabit = 125,000,000,000,000 bytes.
How many megabits are in a petabit?
1 petabit = 1,000,000,000 megabits.