4 in Decimal
Hexadecimal 4 equals 4 in decimal.
4 in all number bases
Decimal4
Hexadecimal0x4
Binary0100
Octal4
Try another value
Edit this value or switch its base. Your changes are calculated in your browser with exact integer arithmetic.
Input base:
Decimal
4Hex
0x4Binary
0b100Octal
0o4How 4 converts from hexadecimal to decimal
Multiply each digit by 16 raised to its position (starting at 0 from the right), then add the results:
4× 160 = 4 × 1 = 4
Sum: 4
This tool runs entirely in your browser - nothing you enter is uploaded or stored.