# Excel BITAND Function

Summary

The Excel BITAND function returns a decimal number representing the bitwise AND of two numbers.

Purpose

Returns a 'Bitwise And' of two numbers

Return value

Decimal Number

Syntax

=BITAND (number1, number2)

Arguments

**number1**- A positive decimal number.**number2**- A positive decimal number.

Usage notes

The input numbers must be greater than or equal to zero and no larger than 2^48 - 1.

### How It Works

The function performs a logical AND operation on each corresponding bit in the binary representation of the two numbers.