LOG

Returns the logarithm of a number with respect to a base.

Sample usage

LOG(128,2)

Syntax

LOG(X [, base])

Parameters

• X - The value for which to calculate the logarithm given base. value must be positive.

• base - (optional) The base to use for calculation of the logarithm. If base is not provided, LOG returns the logarithm of X with base e (Euler's number).

Examples

Example formula	Input	Output
LOG(My field, 2)	128	7
LOG(My field, 10)	128	2.10720997
LOG(My field)	128	4.852030264

Related resources

• Calculated fields
• Looker Studio function list