  IN MATH: 1. adj. base 16. Instead of 10 digits -- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 -- the notation uses 16 digits -- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. See above. Ex. Web page color is named in words or written as a sequence of three hexadecimal numbers indicating the quantities of red, green, and blue in the color.

Using 16 digits rather than only 10 digits permits one to write most numbers using fewer digits. For example, the number two thousand, eight hundred forty-seven is written as 2847 in decimal notation and as B1F in hexadecimal notation. The number five million, four hundred sixty-two thousand, eight hundred forty-seven is 5,462,847 as a decimal and 535B3F as a hexadecimal.

### Change base 10 number to base 16 number.

1. Enter decimal number, .
2. Press First. Press Second.
3. Rewrite First & Second values using the following digits:
 Displayed: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Use the digit: 0 1 2 3 4 5 6 7 8 9 a b c d e f

Hexadecimal uses 16 digits and is related to other number bases.

2 - Binary uses only 2 digits - 0, 1. Electronically this is off, on.
The decimal 2847 is the binary 101100011111.
The decimal 5,462,847 is the binary 10100110101101100111111.
8 - Octal uses 8 or 23 digits - 0, 1, 2, 3, 4, 5, 6, 7.
The decimal 2847 is the octal 5437.
The decimal 5,462,847 is the octal 24655477.
16 - Hexadecimal uses 16 or 24 digits - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F.
The decimal 2847 is the hexadecimal B1F.
The decimal 5,462,847 is the hexadecimal 535B3F.

IN ENGLISH: 1. Same as above.

APPLICATION: See list 10. This is a page from the dictionary MATH SPOKEN HERE!, published in 1995 by MATHEMATICAL CONCEPTS, inc., ISBN: 0-9623593-5-1.   You are hereby granted permission to make ONE printed copy of this page and its picture(s) for your PERSONAL and not-for-profit use.