Binary to Decimal Converter
Convert binary (base 2) numbers to decimal (base 10).
Decimal
Binary to decimal, explained
Each binary digit represents a power of two, doubling from right to left (1, 2, 4, 8, 16…). To convert, sum the place values wherever a 1 appears — so 101010 = 32 + 8 + 2 = 42. This converter accepts arbitrarily long bit strings and runs entirely in your browser.
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