Difference between revisions of "2011 AMC 12B Problems/Problem 15"

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(Problem 15)
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==Problem 15==
 
 
How many positive two-digits integers are factors of <math>2^{24}-1</math>?
 
 
<math>\textbf{(A)}\ 4 \qquad \textbf{(B)}\ 8 \qquad \textbf{(C)}\ 10 \qquad \textbf{(D)}\ 12 \qquad \textbf{(E)}\ 14</math>
 
 
 
 
== See also ==
 
== See also ==
 
{{AMC12 box|year=2011|ab=B|num-b=14|num-a=16}}
 
{{AMC12 box|year=2011|ab=B|num-b=14|num-a=16}}

Revision as of 12:15, 5 February 2018

See also

2011 AMC 12B (ProblemsAnswer KeyResources)
Preceded by
Problem 14
Followed by
Problem 16
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All AMC 12 Problems and Solutions

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