https://mathweb.ru/allsystem.html?id=348992

Умножить 110000111110100001,001000111(2) на 01100110001101001,010001010(2) = 1001110001101101101010010010010111.111111100001000110 Столбиком

Введите два числа и укажите их основание системы счиления:
x110000111110100001.001000111
01100110001101001.010001010
+000000000000000000000000000
110000111110100001001000111
000000000000000000000000000
110000111110100001001000111
000000000000000000000000000
000000000000000000000000000
000000000000000000000000000
110000111110100001001000111
000000000000000000000000000
110000111110100001001000111
000000000000000000000000000
000000000000000000000000000
110000111110100001001000111
000000000000000000000000000
110000111110100001001000111
110000111110100001001000111
000000000000000000000000000
000000000000000000000000000
000000000000000000000000000
110000111110100001001000111
110000111110100001001000111
000000000000000000000000000
000000000000000000000000000
110000111110100001001000111
110000111110100001001000111
000000000000000000000000000
1001110001101101101010010010010111.111111100001000110
Ответ: 110000111110100001.0010001112 * 01100110001101001.0100010102 = 1001110001101101101010010010010111.1111111000010001102