How to extract the exponential term?

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Rajashree Annapillai
评论： Rajashree Annapillai 2018-8-26
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.

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Aquatris
Aquatris 2018-8-26
Here is one way;
floor(log10(1.2346e+02))

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