hexadecimal
numeral system in base 16: it uses 16 digits, from 0 to 9 and from 'a' to 'f'.
there's a direct mapping between each possible combination of 4 bits (bin), and an hexadecimal (hex) digit.
a group of 4 bits is called a nibble.
sistema numérico en base 16: utiliza 16 dígitos, del 0 al 9 y de la 'a' a la 'f'.
hay un mapeo directo entre cada posible combinación de 4 bits (bin) y un dígito hexadecimal (hex).
a un grupo de 4 bits se le llama nibble.
conversion
- 0000 is 0
- 0001 is 1
- 0010 is 2
- 0011 is 3
- 0100 is 4
- 0101 is 5
- 0110 is 6
- 0111 is 7
- 1000 is 8
- 1001 is 9
- 1010 is a
- 1011 is b
- 1100 is c
- 1101 is d
- 1110 is e
- 1111 is f
24 bits
24 bits correspond to:
- 3 bytes
- 4 base64 digits
- 6 hexadecimal digits
- 8 octal digits
24 bits corresponden a:
- 3 bytes
- 4 dígitos base64
- 6 dígitos hexadecimales
- 8 dígitos en octal