+"13e7" is a numerical expression denoting the value 130,000,000. It exemplifies [Scientific Notation](/wiki/scientific_notation), offering a concise way to represent very large numbers. This format simplifies understanding [Magnitude](/wiki/magnitude) in many scientific and engineering contexts.
+## See also
+- [Exponent](/wiki/exponent)
+- [Base Ten](/wiki/base_ten)
+- [Order of Magnitude](/wiki/order_of_magnitude)