You can change the way numerical data is displayed in your data table:
Click the three dots in the Column title, then select Column Settings.
Use the Number Display Format dropdown to select the type of formatting you want. You have the choice of:
No Formatting
Scientific Notation - Example of entering 10,400 in scientific notation: 1.04e4. If you wanted to enter 0.00431, enter: 4.31e-3
Decimal Places
Significant Figures
If you select Significant Figures or Decimal Places, you can also select the number of digits in the dropdown that appears.