DEC2BIN

Converts a decimal number to binary.

Syntax

=DEC2BIN(Number, [Places])

Arguments

NameDescription
NumberThe decimal number to convert.
PlacesOptional. The number of characters to use for returned value. If value has less characters then it is padded with leading zeros.

Return Value

The binary number or a #NUM! error if given number is not a valid decimal number. The #VALUE! error is returned if specified places is nonnumeric or negative.

Example

FunctionResultComment
=DEC2BIN(9)1001converts decimal 9 to binary
=DEC2BIN(9, 6)001001converts decimal 9 to binary with 6 characters