## Prime Factoring - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

See some of our other supported math practice problems.

### Complexity=8

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   7 2.   5

### Complexity=12

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   11 2.   6

### Complexity=20

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   10 2.   3

### Complexity=30

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   18 2.   24

### Complexity=40

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   29 2.   40

### Complexity=50

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   48 2.   50

### Complexity=80

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   53 2.   46

### Complexity=150

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
 1.   146 2.   89

### Complexity=8

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
17
25

### Complexity=12

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
111
26

### Complexity=20

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
110
23

### Complexity=30

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
118
224

### Complexity=40

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
129
240

### Complexity=50

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
148
250

### Complexity=80

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.
153
246

### Complexity=150

Find the prime factorization in increasing order. Example: The prime factorization of 12 = 2*2*3.
Note: The * symbol is a multiplication sign, and do not use spaces.