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  1. LOG10 (Log to Base 10)
  2. Calculates the logarithm of a number to base 10. It is the inverse of the number E in scientific notation.
  3.  
  4. Format: LOG10 (number)
  5.  
  6. Argument:
  7. ΓÇó  number: A positive number.
  8.  
  9. Example:
  10. LOG10 (C2) returns 5 if cell C2 contains 100000.
  11. Shows that LOG10 returns the exponent of a scientific representation of the number.