Hexadecimal Calculator

Perform mathematical and bitwise operations with hexadecimal numbers. Supports addition, subtraction, multiplication, division, and bitwise operations (AND, OR, XOR, NOT, shifts). Results shown in hex, decimal, binary, and octal.

Decimal to Hexadecimal:
Divide by 16, use remainders with digits 0-9, A-F

Hex to Decimal:
Sum of (digit value × 16^position)

Hex digits:
0-9 = 0-9, A=10, B=11, C=12, D=13, E=14, F=15
Example: Convert 255 to hex

255 ÷ 16 = 15 remainder 15 (F)
15 ÷ 16 = 0 remainder 15 (F)

Hexadecimal: FF

Verify: (15×16) + 15 = 240 + 15 = 255 ✓