document.write( "Question 1207656: A positive integer is called terrific if it has exactly $3$ positive divisors.
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Algebra.Com's Answer #845648 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "A positive integer has exactly 3 positive divisors if and only if its prime factorization is p^2, where p is a prime number.

\n" ); document.write( "The smallest positive integer with exactly 3 positive divisors is p^2, where p is the smallest prime number. The smallest prime number is 2, so the smallest positive integer with exactly 3 positive divisors is 2^2 = 4.

\n" ); document.write( "ANSWER: 4

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