document.write( "Question 518524: Is 1155 prime or composite \n" ); document.write( "
Algebra.Com's Answer #345208 by stanbon(75887)\"\" \"About 
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Every number ending in 5 is composite except the number 5 which is prime.
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\n" ); document.write( "1155 = 5(231)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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