Question

Write 1,386 as the product of its prime factors. A. 2 x 693 B. 2 x 3 x 7 x 33 C. 2 x 3 x 3 x 7 x 11 D. 2 x 3 x 231

Answer 1

2 / 1386
3 /  693
3 /  231
7 /  77
11/ 11
     /  1

Prime factors = 2*3*3*7*11

Option C.