
The first argument of the LN is B6, the number for which log is to be calculated. In this example, cell C6 has an LN formula associated with it. The error is #NUM! Which indicates the number is erroneous. The LN function in Excel does not accept the number value as zero, so the error is thrown in return. Unfortunately, the number is 0, and we cannot calculate the log of 0. The first argument of the LN is B4, the number for which log is to be calculated. In this example, cell C4 has an LN formula associated with it. So, the value of the resultant cell is -0.693147. The first argument of the LN is B2, the number for which log is to be calculated. In this example, cell C2 has an LN formula associated with it. You can download this LN Excel Template here – LN Excel Template Example #1 – Fractional number Refer to the examples given below to understand better. The Excel LN function can be inserted as a part of the formula in a worksheet cell as a WS function. The said function is a Worksheet (WS) function. read more! Indicating an error with the generated value. Sometimes, it is difficult to identify the kind of mistake behind this error.

E.g., log(1) is 0, as shown in the LN function graph. In the LN function graph above, the X-axis indicates the number for which log is to be calculated, and the Y-axis indicates the log values.
