Petabit
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|---|---|---|---|---|
| SI prefixes | Binary prefixes | |||
| Name (Symbol) |
Standard SI |
Rare usage |
Name (Symbol) |
Value |
| kilobit (kb) | 103 | 210 | kibibit (Kibit) | 210 |
| megabit (Mb) | 106 | 220 | mebibit (Mibit) | 220 |
| gigabit (Gb) | 109 | 230 | gibibit (Gibit) | 230 |
| terabit (Tb) | 1012 | 240 | tebibit (Tibit) | 240 |
| petabit (Pb) | 1015 | 250 | pebibit (Pibit) | 250 |
| exabit (Eb) | 1018 | 260 | exbibit (Eibit) | 260 |
| zettabit (Zb) | 1021 | 270 | zebibit (Zibit) | 270 |
| yottabit (Yb) | 1024 | 280 | yobibit (Yibit) | 280 |
A petabit is a unit of information or computer storage, abbreviated Pbit or sometimes Pb.
1 petabit = 1015 bits = 1 000 000 000 000 000 bits (one quadrillion)
The petabit is closely related to the pebibit, which is equal to 250 bits.
