If 2^5, 3^3, 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 the correct choice from the following choices.
A) 26  B) 39  C) 42  D) 65  E) 156

Rationale: "here 156 has three two ' s two three ' s and one 13 rest of them must be in w so w = 13 * 3 * 4 = 156 answer : e"
Answer: E