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Definition Edit

A petabyte (PB) (also called pebibyte) is a unit of information or computer storage equal to one quadrillion bytes, 1000 terabytes, 1,000,000 gigabytes, 250 or 1015 bytes.

Overview Edit

One petabyte of data is roughly equivalent to approximately 1.2 trillion pages of information. One petabyte could store the individual genomes of the entire U.S. population. The human brain has been estimated to have a capacity of 2.5 petabytes.

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