Decimal To Hex Converter
Enter the decimal value to convert to hexadecimal or Hexadecimal to Decimal.
Decimal:
Decimal numbers use the familiar Base-10 system with digits 0-9.
Hexadecimal:
Hexadecimal (Base-16) is essential in programming for representing colors (#FF5733), memory addresses, and byte values.
How to Convert Decimal to Hexadecimal — Formula:
Repeatedly divide by 16, record remainders (0-9 as digits, 10-15 as A-F). Read from bottom to top.
Example: 255 ÷ 16 = 15 R15(F), 15 ÷ 16 = 0 R15(F) → Hex: FF.
Technical Details:
Hex is used in: CSS colors (#RRGGBB), MAC addresses (00:1A:2B:3C:4D:5E), IPv6 addresses, Unicode code points (U+0041 = "A"), and memory dumps.
Decimal To Hex Converter:
Convert decimal numbers to hexadecimal format. Useful for web development, programming, and digital electronics.
Hexadecimal to Decimal: Positional Notation
Frequently Asked Questions
How do I convert Decimal to Hexadecimal?
Repeatedly divide by 16, record remainders (0-9 as digits, 10-15 as A-F). Read from bottom to top.
What is the Decimal number system?
Decimal numbers use the familiar Base-10 system with digits 0-9.
What is the Hexadecimal number system?
Hexadecimal (Base-16) is essential in programming for representing colors (#FF5733), memory addresses, and byte values.
Where is Decimal to Hexadecimal conversion used?
Hex is used in: CSS colors (#RRGGBB), MAC addresses (00:1A:2B:3C:4D:5E), IPv6 addresses, Unicode code points (U+0041 = "A"), and memory dumps.
Can I convert large decimal numbers?
Yes. This converter handles numbers of any practical size. For very large numbers, the conversion is performed using arbitrary-precision arithmetic to ensure accuracy.