What Does Petabyte (PB) Mean?

A petabyte (PB) is a unit of digital information storage used to denote the size of data. It is equivalent to 1,024 terabytes or 1,000,000,000,000,000 bytes.

Techopedia Explains Petabyte (PB)

  • Using SI, one petabyte is equivalent to 1,000 terabytes, or 1015 bytes.
  • Using traditional binary measurement, one petabyte is equivalent to 1,125,899,906,842,624 bytes, that’s 250 bytes, also equivalent to 1 pebibyte (PiB).