document.write( "Question 1037242: find a composite integer that is coprime with 80.
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Algebra.Com's Answer #652201 by Edwin McCravy(20060)\"\" \"About 
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document.write( "A coprime pair of positive integers are two which have\r\n" );
document.write( "no factors in common other than 1.\r\n" );
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document.write( "A composite integer has three or more factors.\r\n" );
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document.write( "We prime factor 80:\r\n" );
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document.write( "80 = 8*10 = 2*2*2*2*5\r\n" );
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document.write( "Pick an integer that has at least 3 factors, in order to\r\n" );
document.write( "be composite, that doesn't have either 2 or 5 as a factor.\r\n" );
document.write( "The smallest one we could pick would be 3*3 = 9, it has \r\n" );
document.write( "three factors 1,3,and 9. Or we could pick 3*7 or 21.  It\r\n" );
document.write( "has 4 factors 1,3,7,and 21.  (80,9) is a coprime pair.\r\n" );
document.write( "So is (80,27).\r\n" );
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document.write( "Edwin
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