zettabyte(redirected from ZB)
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2^70 = 1,180,591,620,717,411,303,424 bytes = 1024 exabytes.
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zettabyteOne sextillion bytes or one billion terabytes. Internet traffic exceeded one zettabyte for the year 2017. It is expected to reach nearly five zettabytes by 2022, which would be the equivalent to the data on more than a trillion DVDs. See zetta and space/time.
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