4 here, clearry you people dont understand how bases work.
in base 10, a number looks like
14893
lets convert to base 10, from base 10, this is trivial.
1 * 10^4 +
4 * 10^3 +
8 * 10^2 +
9 * 10^1 +
3 * 10^0 =
14893
in base 2 a number looks like
10110
convert to base10 omgz
1 * 2^4 +
0 * 2^3 +
1 * 2^2 +
1 * 2^1 +
0 * 2^0 =
22
a number in base 1 looks like
11111
lets convert to base 10
1 * 1^4 +
1 * 1^3 +
1 * 1^2 +
1 * 1^1 +
1 * 1^0 =
5