Q:

# How many bytes in a gigabyte?

A:

There are approximately 1,073,741,824 bytes in a gigabyte. This value equals 1,048,576 kilobytes and 1,024 megabytes, respectively. Bytes are the smallest measurement of data, and is itself made up of eight computer bits.

## Keep Learning

As of 2014, an additional letter or character in a typical text file format is registered as a single byte of data. Once a test file has reached two or three paragraphs in length, 1 kilobyte of data is added to the total. By comparison, a gigabyte of data is the equivalent of 894,784 pages of a plaintext file or 256 MP3 audio files with an average size of 4 megabytes each.

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## Related Questions

• A:

A 1-KB file is composed of 1,000 bytes of data, a 1-MB file is composed of 1 million bytes of data and a 1-GB file is composed of 1 billion bytes of data. "KB" stands for "kilobytes," "MB" stands for "megabytes" and "GB" stands for "gigabytes," as "kilo," "mega" and "giga" are metric system prefixes for thousand, million and billion. The abbreviation for byte is "B."

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• A:

There are supposed to be 1024 megabytes in a gigabyte, but manufacturers of computers and storage space round down to 1000 megabytes per gigabyte, since the prefix reflects the International System of Units. Because Windows adheres to the 1024 rule, 1 gigabyte storage devices appear to have 976 megabytes.

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• A:

There are 1024 megabytes (MB) in a gigabyte (GB). Computers use binary digits, commonly termed as bits. A bit can be a 0 or 1. A byte, which is a unit of memory size, consists of eight binary digits or bits.