vb code to csharp

Question

can any one please explain this code in csharp and what is mean by and in this state

Dim i As Integer
        Dim Data1 As Integer
        Dim Data2 As Integer
        i = ReadAllDigital
        cbi(1).Checked = (i And 1)
        cbi(2).Checked = (i And 2) \ 2
        cbi(3).Checked = (i And 4) \ 4
        cbi(4).Checked = (i And 8) \ 8
        cbi(5).Checked = (i And 16) \ 16