Noun
radix complement (plural radix complements)
The number which, added to the given n-digit number in radix r, results in
r
n
{\displaystyle r^{n}}
. In binary (
r
=
2
{\displaystyle r=2}
), this is the two's complement.
The radix complement of
01100101
2
{\displaystyle 01100101_{2}}
is
10011011
2
{\displaystyle 10011011_{2}}
.
The radix complement of
138053
10
{\displaystyle 138053_{10}}
is
861947
10
{\displaystyle 861947_{10}}
.
The radix complement of
0423102
5
{\displaystyle 0423102_{5}}
is
4021343
5
{\displaystyle 4021343_{5}}
.