Question

find the prime factorization of 150

Answer 1

hope that gives you some ideas

Answer 2

       2 | 150
        _|____
       3 |  75
        _|____
       5 |  25
        _|____
       5 |  5
        _|____
          |  1          
Prime factorization of 150
150 = 2 × 3 × 5 × 5

Hope this may help you.