The exbibyte is a multiple of the unit byte for digital information. It is a member of the set of units with binary prefixes defined by the International Electrotechnical Commission (IEC). Its unit symbol is EiB.

The prefix exbi (symbol Ei) represents multiplication by 2⁶⁰, therefore: 1 exbibyte = 2⁶⁰ bytes = 1 152 921 504 606 846 976 bytes = 1024 pebibytes.

conversion table

The zettabit is a multiple of the unit bit for digital information or computer storage. The prefix zetta (symbol Z) is defined in the International System of Units (SI) as a multiplier of 10²¹ (1 sextillion, short scale),^[1]and therefore 1 zettabit = 10²¹ bits = 1 000 000 000 000 000 000 000 bits = 1000 exabits. The zettabit has the unit symbol Zbit or Zb.

conversion table