Hexadecimal

Base 16
0-9 and A-F

1 hex digit = 4 binary digits

Advantages

• Takes up less screen space
• Easier to read, write and understand
• Easier to debug

Uses

• Assembly
• Machine code
• Memory address
• Memory dumps (debugging)
• ASCII / Unicode
• HTML Colour codes
• Error codes
• MAC address
• IP address
• URL