Hexadecimal (also known as base-16 or simply hex) is a positional numeral system that represents numbers using a radix (base) of sixteen.

Hex to decimal number converter and how to convert. Base 16 to base 10.

2025年7月23日 · The Hexadecimal system is a base-16 number system that plays an important role in computing and digital systems. It uses sixteen symbols to represent values: Digits (0 to 9) and the letters A to F, where A = 10, B = 11, and so on up to F = 15. Place Value of Digits in the Hexadecimal Number System.

There are 16 hexadecimal digits. They are the same as the decimal digits up to 9, but then there are the letters A, B, C, D, E and F in place of the decimal numbers 10 to 15: So a single hexadecimal digit can show 16 different values instead of the normal 10. Choose "Hexadecimal" below and watch it count:

This free hex calculator can add, subtract, multiply, and divide hexadecimal values, as well as convert between hexadecimal and decimal values.

2024年2月7日 · The hexadecimal number system (hex) is a type of number system that uses 16 characters to represent numbers of values. It includes digits 0 to 9 and alphabets A to F.

Hexadecimal numbers are numbers with sixteen possible values for each digit: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, and F.

Hexadecimal -- also known as hex or base 16 -- is a system we can use to write and share numerical values. In that way it's no different than the most famous of numeral systems (the one we use every day): decimal.

2025年2月20日 · Hexadecimal -- also known as base-16 or hex -- is one of four numbering systems. The other three are decimal, or base-10; binary, or base-2; and octal, or base-8.

2025年6月5日 · Learn what hexadecimal is. Just like the decimal number system uses ten different symbols to denote values from Zero to Nine, the hexadecimal number system uses sixteen different symbols to denote values from Zero to Fifteen.