- A zettabyte is a measure of storage capacity and is 2 to the 70th power bytes, also expressed as 1021 or 1 sextillion bytes. One zettabyte is approximately equal to a thousand exabytes or a billion terabytes.
The prefix is based on the pronunciation of the Greek letter zeta.
CONTRIBUTORS:
Clint Gilge
LAST UPDATED:
08 Jan 2007
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- A zettabyte is a measure of 
