Binary ring diagram to illustrate operators on binary numbers. The least significant bit (LSB) is the innermost ring. Black signifies 0, white signifies 1. X is the number along the top, Y is the number on the left, Q is the result
Plain multiplication:
Q=X+Y{\displaystyle Q=X+Y\,}
Note the result has twice as many bits as the operands.
Own work
Inductiveload