Difference between revisions of "2005 AMC 10B Problems/Problem 22"
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== Problem == | == Problem == | ||
| + | For how many positive integers n less than or equal to 24 is n! evenly divisible by 1 + 2 + ... + n? | ||
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== Solution == | == Solution == | ||
== See Also == | == See Also == | ||
*[[2005 AMC 10B Problems]] | *[[2005 AMC 10B Problems]] | ||
Revision as of 19:17, 14 August 2010
Problem
For how many positive integers n less than or equal to 24 is n! evenly divisible by 1 + 2 + ... + n?
