https://mathweb.ru/allsystem.html?id=344732

Умножить 11111010010001011001100(2) на 000101111110,000111(2) = 0010111010110001111001110000110110.010100000000 Столбиком

Введите два числа и укажите их основание системы счиления:

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										1	1	1	1	1	0	1	0	0	1	0	0	0	1	0	1	1	0	0	1	1	0	0	0	0	0	0	0	0
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								0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
							1	1	1	1	1	0	1	0	0	1	0	0	0	1	0	1	1	0	0	1	1	0	0	0	0	0	0	0	0
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					0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
				0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
				0	0	1	0	1	1	1	0	1	0	1	1	0	0	0	1	1	1	1	0	0	1	1	1	0	0	0	0	1	1	0	1	1	0.	0	1	0	1	0	0	0	0	0	0	0	0

Ответ: 11111010010001011001100₂ * 000101111110.000111₂ = 0010111010110001111001110000110110.010100000000₂