+**2e5** is a numerical notation signifying two hundred thousand (200,000). Often encountered in [Scientific Notation](/wiki/scientific-notation), it provides a compact way to express large quantities. This form is particularly useful in [Computer Science](/wiki/computer-science) and mathematics for its brevity.
+## See also
+- [Exponent](/wiki/exponent)
+- [Number](/wiki/number)
+- [Decimal System](/wiki/decimal-system)
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