11 in Decimal
Binary 11 equals 3 in decimal.
11 in all number bases
Decimal3
Hexadecimal0x3
Binary0011
Octal3
How 11 converts from binary to decimal
Multiply each digit by 2 raised to its position (starting at 0 from the right), then add the results:
1× 21 = 1 × 2 = 2
1× 20 = 1 × 1 = 1
Sum: 3