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For how many positive integers \($n\geq 2$ \) is \(1001_n\) a prime number?

 Jan 27, 2019
 #1
avatar+5172 
+1

what does 1001n mean?

 Jan 27, 2019
 #2
avatar+4249 
+1

maybe 1001 base n.

tertre  Jan 27, 2019

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