+88 is a [natural number](/wiki/natural_number) following 87. It famously represents the standard number of keys found on a modern [piano](/wiki/piano), spanning its full musical range. This numeral often carries connotations of completeness or good fortune in various contexts.
+## See also
+- [Number](/wiki/number)
+- [Music](/wiki/music)
+- [Keys](/wiki/keys)
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