SOLUTION: Find the total no. of prime number factors in this expression {{{20^15*18^11*7^12*12^10}}}

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Question 886625: Find the total no. of prime number factors in this expression

Answer by Edwin McCravy(20065)   (Show Source): You can put this solution on YOUR website!



Break 20, 18, and 12 into prime factors.  7 is already prime.

20 = 2*2*5, 18=2*3*3, 12=2*2*3





Number of prime factors = the sum of all the exponents:

15+15+15+11+11+11+12+10+10+10 = 120 prime factors.

Edwin
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