# Excel BIN2HEX Function

Summary

The Excel BIN2HEX function converts a binary number to its hexadecimal equivalent.

Purpose

Converts a binary number to hexadecimal

Return value

Hexadecimal number

Syntax

=BIN2HEX (number, [places])

Arguments

**number**- The binary number you want to convert to hexadecimal.**places**- [optional] If omitted uses the least number of characters required to represent the number, otherwise pads the result with zeros up to the specified number of places.

Usage notes

- The input number must contain only zeros and ones and be less than 10 characters long, otherwise the function returns the #NUM! error value.
- The first bit of the binary number indicates whether the number is positive or negative. The other nine digits represent the size of the number, the max of which is 511 (2^9 - 1). A negative binary number is expected to use the two's complement notation.

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