How to extract the exponential term?

If I am having a number like 1.2346e+02 ,then I want to print only the exponent value (i.e. 02) as a result. How can I do this.Please anyone help me with this.

Answer 1

[Aquatris]

Here is one way;

floor(log10(1.2346e+02))

[Rajashree Annapillai]

Thank you so much sir