What is the sum of the different positive prime factors of 1092?	Choose the correct choice
A) 5	B) 12	C) 20	D) 25	E) 27
First, we make a prime factorization by dividing 1096 by 2 then 3, etc.   1096=2^2*3*7*13   2*2+3+7+13= 
<gadget id="calculator">2*2+3+7+13</gadget>
<output>27</output>
27   Answer (27)
<result>E</result>
What is the sum of the different positive prime factors of 1092?