document.write( "Question 254428: What is the sum of the prime factors of 1998?\r
\n" ); document.write( "\n" ); document.write( "(A) 222 (B) 42 (C) 43 (D) 122 (E) 48\r
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Algebra.Com's Answer #186742 by palanisamy(496)\"\" \"About 
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1998 = 2*999
\n" ); document.write( " = 2*9*111
\n" ); document.write( " = 2*3*3*3*37
\n" ); document.write( "So the prime factors are 2,3 and 37
\n" ); document.write( "The sum of the prime factors = 2+3+37 = 42
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