https://mathweb.ru/allsystem.html?id=125496

Умножить 1000000.0011100001010001111010111000010100011110101(2) на 1101000001.1(2) = 1101000100010111.01011110101110000101000111101011001101011111000000000000000000000000000000000000000000 Столбиком

Введите два числа и укажите их основание системы счиления:
x1000000.0011100001010001111010111000010100011110101
1101000001.1000000000000000000000000000000000000000000
+00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
10000000011100001010001111010111000010100011110101
10000000011100001010001111010111000010100011110101
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
10000000011100001010001111010111000010100011110101
00000000000000000000000000000000000000000000000000
10000000011100001010001111010111000010100011110101
10000000011100001010001111010111000010100011110101
1101000100010111.01011110101110000101000111101011001101011111000000000000000000000000000000000000000000
Ответ: 1000000.00111000010100011110101110000101000111101012 * 1101000001.12 = 1101000100010111.010111101011100001010001111010110011010111110000000000000000000000000000000000000000002