If 2^5, 4^3, and 13^2 are all factors of the product of 936 and w where w is a positive integer, what is the smallest possible value of w?	Choose one.
A) 26
B) 39
C) 42
D) 208
E) 156
Here 156 has three two's   two three's   and one 13   rest of them must be in w   so w= 13*4*4= 
<gadget id="calculator">13*4*4</gadget>
<output>208</output>
208   Smash 208
<result>D</result>
If 2^5, 4^3, and 13^2 are all factors of the product of 936 and w where w is a positive integer, what is the smallest possible value of w?