Log Base 2 Calculator

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Log Base 2 Calculator

The Log Base 2 Calculator computes the binary logarithm (logarithm with base 2) of a number x. It is commonly written as log₂(x) or lb(x).

How to Use Our Log Base 2 Calculator

Input:

Enter the value of x.
Click the "Calculate" button.

Output:

The logarithm of x to the base 2, i.e., log₂(x).

What is Log Base 2?

The logarithm to base 2, also called the binary logarithm, is the power to which the number 2 must be raised to obtain the value x. Binary logarithms are commonly used in computer science and information technology.

Examples of Log Base 2:

Log₂(x)	Description	Notation	Value
log₂(1)	log base 2 of 1	lb(1)	0
log₂(2)	log base 2 of 2	lb(2)	1
log₂(3)	log base 2 of 3	lb(3)	1.58496
log₂(4)	log base 2 of 4	lb(4)	2
log₂(5)	log base 2 of 5	lb(5)	2.32193
log₂(6)	log base 2 of 6	lb(6)	2.58496
log₂(7)	log base 2 of 7	lb(7)	2.80735
log₂(8)	log base 2 of 8	lb(8)	3
log₂(9)	log base 2 of 9	lb(9)	3.16993
log₂(10)	log base 2 of 10	lb(10)	3.32193