You want the numbers 1 (one), 11 (eleven) and 111 (one hundred and eleven) in binary?
Then it is 1 (one), 1011 (eleven= 8+2+1) and 1101111 (111=64+32+8+4+2+1).
If you have the binary numbers 1, 11 and 111, their values in the ordinary numbers would be 1, 3 and 7.