![]() ![]() since the underlying computer systems encode everything with the presence or absence of an electrical charge. While binary numerals were used historically in Egypt, China, India and other cultures, since the 20-th century they are predominantly used mostly in computing: computer system designers, software engineers and programmers etc. ![]() ![]() Negative numbers are, for the time being, not supported in the binary calculator / binary converter above. Binary numbers have signs, just like decimal ones, for example -101 is equal to -5 in decimal. For example, 10 in decimal is 1010 in binary, 100 in decimal is 1100100 in binary, while 1,000 in decimal is 1111101000 in binary.
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