document.write( "Question 269362: How many digits are in the number 5^72 * 2^74 ? \r
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Algebra.Com's Answer #197425 by stanbon(75887)\"\" \"About 
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How many digits are in the number 5^72 * 2^74 ?
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\n" ); document.write( "10^72*2^2
\n" ); document.write( "= 4x10^72
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\n" ); document.write( "# of digits = 73
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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