Răspuns:
111000101=1×2⁸+1×2⁷+1×2⁶+0×2⁵+0×2⁴+0×2³+1×2²+0×2¹+1×2⁰
111000101=256+128+64+4+1
111000101₍₂₎=453₍₁₀₎