How xor the integer with binary value?

if true
k=rand(192,1);
Q=32142;
q=dec2bin(Q);
K=bitxor(k,q);

end

[Birdman]

Why would you want that?

[Jan]

What is the wanted result for e.g. k=0.12345 and Q=32142? Why do you convert Q to a binary string?