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What is the smallest positive integer n such that 1/n is equal to a decimal number with a 6-digit repeating block?

 Jun 12, 2021
 #1
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+1

n=7   I think

 Jun 12, 2021
 #2
avatar+121056 
+1

1/7  =  0.142857 (repeating)

 

cool cool cool

 Jun 12, 2021

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