EduSahara™ Worksheet

EduSahara™ Assignment

Name : Prime Factorization

Chapter : Playing with Numbers

Grade : CBSE Grade VI

License : Non Commercial Use

Question 1

1.

Find the prime factorization of
26

(i)

2

✕

15
(ii)

1

✕

13
(iii)

2 -1

✕

13
(iv)

2

✕

13 2
(v)

2

✕

13

Question 2

2.

Find the prime factorization of
75

(i)

2

✕

5 2
(ii)

3

✕

5 2
(iii)

5

✕

5 2
(iv)

3

✕

2 2
(v)

3 2

✕

5 2

Question 3

3.

Find the prime factorization of
1440

(i)

2 5

✕

3 3

✕

5
(ii)

2 5

✕

3 2

✕

4
(iii)

2 5

✕

3 2

✕

8
(iv)

2 5

✕

1

✕

5
(v)

2 5

✕

3 2

✕

5

Question 4

4.

Find the prime factorization of
1296

(i)

2 3

✕

3 4
(ii)

2 4

✕

3 4
(iii)

2 4

✕

6 4
(iv)

2 5

✕

3 4
(v)

2

✕

3 4

Question 5

5.

Find the number of prime factors of
40

(i)

3
(ii)

2
(iii)

0
(iv)

1
(v)

4

Question 6

6.

Find the number of prime factors of
81

(i)

4
(ii)

0
(iii)

2
(iv)

3
(v)

1

Question 7

7.

Find the number of prime factors of
150

(i)

0
(ii)

4
(iii)

2
(iv)

1
(v)

3

Question 8

8.

Find the number of prime factors of
5460

(i)

7
(ii)

5
(iii)

4
(iv)

6
(v)

2

Question 9

9.

Find the total number of factors of
32

(i)

5
(ii)

6
(iii)

3
(iv)

7
(v)

8

Question 10

10.

Find the total number of factors of
77

(i)

5
(ii)

3
(iii)

4
(iv)

2
(v)

6

Question 11

11.

Find the total number of factors of
896

(i)

18
(ii)

13
(iii)

17
(iv)

16
(v)

15

Question 12

12.

Find the total number of factors of
3168

(i)

36
(ii)

39
(iii)

35
(iv)

37
(v)

33

Question 13

13.

Find the prime factorization of
28

(i)

2

✕

7
(ii)

2 2

✕

7 2
(iii)

2 2

✕

4
(iv)

2 2

✕

7
(v)

2 2

✕

9

Question 14

14.

Find the prime factorization of
85

(i)

5

✕

17
(ii)

5

✕

17 2
(iii)

5

✕

15
(iv)

5

✕

16
(v)

5

✕

19

Question 15

15.

Find the prime factorization of
1120

(i)

2 6

✕

5

✕

7
(ii)

2 5

✕

5

✕

7
(iii)

2 3

✕

5

✕

7
(iv)

2 4

✕

5

✕

7
(v)

2 5

✕

7

✕

7

Question 16

16.

Find the prime factorization of
6300

(i)

2 2

✕

3 2

✕

5 2

✕

9
(ii)

2 2

✕

3 2

✕

2 2

✕

7
(iii)

2 2

✕

3 3

✕

5 2

✕

7
(iv)

2 2

✕

3 2

✕

5

✕

7
(v)

2 2

✕

3 2

✕

5 2

✕

7

Question 17

17.

Find the number of prime factors of
21

(i)

2
(ii)

1
(iii)

3
(iv)

0
(v)

4

Question 18

18.

Find the number of prime factors of
80

(i)

1
(ii)

3
(iii)

2
(iv)

0
(v)

4

Question 19

19.

Find the number of prime factors of
204

(i)

1
(ii)

3
(iii)

0
(iv)

4
(v)

2

Question 20

20.

Find the number of prime factors of
3240

(i)

3
(ii)

4
(iii)

2
(iv)

0
(v)

1

Question 21

21.

Find the total number of factors of
45

(i)

4
(ii)

6
(iii)

7
(iv)

5
(v)

9

Question 22

22.

Find the total number of factors of
54

(i)

8
(ii)

5
(iii)

9
(iv)

7
(v)

10

Question 23

23.

Find the total number of factors of
2160

(i)

40
(ii)

41
(iii)

42
(iv)

39
(v)

38

Question 24

24.

Find the total number of factors of
11520

(i)

57
(ii)

53
(iii)

55
(iv)

52
(v)

54

Assignment Key