Conversia bazei de numerație

b -> 10

$$N_{(b)}=b_n b_{n-1} ... b_{1}b_{0}b_{-1}b_{-2}...$$

$$N_{(10)} = b_n*b^n + b_{n-1}*b^{n-1}+ ... + b_{1}*b^{1}+b_{0}*b^{0}+b_{-1}*b^{-1} +b_{-2}*b^{-2} +...$$

10 -> b

2 -> 8

2 -> 16