1024
megabytes, or 1,048,576
kilobytes, or 1.073741e+09
bytes. A measurement of
computer storage.
Hard drive manufacturers have defined a gigabyte as exactly 1,000,000,000
bytes in order to make their
drives seem larger. This is called
marketing
Editorial note. No longer correct: a gigabyte (1 GB) is 10^9 bytes, a gibibyte (1 GiB) is 2^30 bytes. See prefixes for binary multiples.