What does 101011 mean in binary code?

In binary code, each digit represents a power of 2, starting from the right with 2^0, then 2^1, 2^2, and so on. The binary number 101011 can be broken down as follows: 1*(2^5) + 0*(2^4) + 1*(2^3) + 0*(2^2) + 1*(2^1) + 1*(2^0). This simplifies to 32 + 0 + 8 + 0 + 2 + 1, which equals 43 in decimal form.