EduSahara™ Worksheet

EduSahara™ Assignment

Name : Prime Factorization

Chapter : Factors and Multiples

Grade : ICSE Grade VII

License : Non Commercial Use

Question 1

1.

Find the prime factorization of
36

(i)

2 3

✕

3 2
(ii)

2 2

✕

3 2
(iii)

2 2

✕

5 2
(iv)

2

✕

3 2
(v)

2 -1

✕

3 2

Question 2

2.

Find the prime factorization of
72

(i)

2 3

✕

3 2
(ii)

2 2

✕

3 2
(iii)

2 3

✕

6 2
(iv)

2 3

✕

3 -1
(v)

2 3

✕

3 3

Question 3

3.

Find the prime factorization of
1920

(i)

2 4

✕

3

✕

5
(ii)

2 7

✕

6

✕

5
(iii)

2 7

✕

3

✕

5
(iv)

2 7

✕

2

✕

5
(v)

2 7

✕

3 2

✕

5

Question 4

4.

Find the prime factorization of
800

(i)

2 5

✕

8 2
(ii)

(-1) 5

✕

5 2
(iii)

2 5

✕

5 3
(iv)

2 5

✕

5
(v)

2 5

✕

5 2

Question 5

5.

Find the number of prime factors of
32

(i)

0
(ii)

1
(iii)

4
(iv)

2
(v)

3

Question 6

6.

Find the number of prime factors of
93

(i)

0
(ii)

3
(iii)

2
(iv)

4
(v)

1

Question 7

7.

Find the number of prime factors of
90

(i)

2
(ii)

4
(iii)

3
(iv)

0
(v)

1

Question 8

8.

Find the number of prime factors of
2592

(i)

2
(ii)

3
(iii)

4
(iv)

0
(v)

1

Question 9

9.

Find the total number of factors of
38

(i)

6
(ii)

1
(iii)

5
(iv)

3
(v)

4

Question 10

10.

Find the total number of factors of
82

(i)

4
(ii)

6
(iii)

5
(iv)

3
(v)

1

Question 11

11.

Find the total number of factors of
189

(i)

8
(ii)

6
(iii)

7
(iv)

11
(v)

9

Question 12

12.

Find the total number of factors of
6552

(i)

51
(ii)

46
(iii)

47
(iv)

48
(v)

49

Assignment Key