https://mathweb.ru/allsystem.html?id=170428

Умножить 00010010001101000101011001111000(16) на 0111111111111111111111111000(16) = 00001112222344555566778999ABBCCBBBBA99888877665444321000000 Столбиком

Введите два числа и укажите их основание системы счиления:

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		0	0	0	0	1	1	1	2	2	2	2	3	4	4	5	5	5	5	6	6	7	7	8	9	9	9	A	B	B	C	C	B	B	B	B	A	9	9	8	8	8	8	7	7	6	6	5	4	4	4	3	2	1	0	0	0	0	0	0

Ответ: 00010010001101000101011001111000₁₆ * 0111111111111111111111111000₁₆ = 00001112222344555566778999ABBCCBBBBA99888877665444321000000₁₆