Engineering All versions ◉ 24 views

=BIN2DEC()

Converts a binary number to decimal.

Applies To: Excel for Microsoft 365Excel for Microsoft 365 for MacExcel 2024Excel 2024 for MacExcel 2021Excel 2021 for MacExcel 2019Excel 2016
=BIN2DEC(number)
Hover argument names in the table for details.
Output typeNumber/Text
Popularity27 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments

ArgumentTypeRequiredDescription
number Text Required The binary number you want to convert. Number cannot contain more than 10 characters (10 bits). The most significant bit of number is the sign bit. The remaining 9 bits are magnitude bits. Negative numbers are represented using two's-complement notation.

▣ Examples

Converts binary 1100100 to decimal =BIN2DEC(1100100)
Result: 100
Converts binary 1111111111 to decimal =BIN2DEC(1111111111)
Result: -1

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