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
40

(i)

5 3

✕

5
(ii)

2 3

✕

3
(iii)

2 4

✕

5
(iv)

2 3

✕

5
(v)

2 3

✕

4

Question 2

2.

Find the prime factorization of
78

(i)

2

✕

3 -1

✕

13
(ii)

2

✕

3

✕

13 2
(iii)

2

✕

5

✕

13
(iv)

2

✕

3

✕

13
(v)

2

✕

2

✕

13

Question 3

3.

Find the prime factorization of
80

(i)

2 4

✕

7
(ii)

2 5

✕

5
(iii)

2 4

✕

5
(iv)

2 4

✕

4
(v)

(-1) 4

✕

5

Question 4

4.

Find the prime factorization of
4860

(i)

2 2

✕

3 5

✕

8
(ii)

2 2

✕

3 5

✕

5
(iii)

2 2

✕

3 5

✕

4
(iv)

2 3

✕

3 5

✕

5
(v)

2 2

✕

3 5

✕

2

Question 5

5.

Find the number of prime factors of
46

(i)

4
(ii)

2
(iii)

3
(iv)

1
(v)

0

Question 6

6.

Find the number of prime factors of
85

(i)

4
(ii)

0
(iii)

1
(iv)

2
(v)

3

Question 7

7.

Find the number of prime factors of
1200

(i)

3
(ii)

2
(iii)

0
(iv)

1
(v)

4

Question 8

8.

Find the number of prime factors of
4480

(i)

0
(ii)

3
(iii)

4
(iv)

2
(v)

1

Question 9

9.

Find the total number of factors of
40

(i)

8
(ii)

9
(iii)

6
(iv)

10
(v)

7

Question 10

10.

Find the total number of factors of
95

(i)

6
(ii)

5
(iii)

3
(iv)

1
(v)

4

Question 11

11.

Find the total number of factors of
180

(i)

18
(ii)

17
(iii)

16
(iv)

19
(v)

20

Question 12

12.

Find the total number of factors of
3375

(i)

18
(ii)

15
(iii)

17
(iv)

16
(v)

14

Question 13

13.

Find the prime factorization of
14

(i)

2

✕

5
(ii)

5

✕

7
(iii)

2 2

✕

7
(iv)

2

✕

7
(v)

1

✕

7

Question 14

14.

Find the prime factorization of
68

(i)

2 2

✕

14
(ii)

2

✕

17
(iii)

2 2

✕

17
(iv)

4 2

✕

17
(v)

2 3

✕

17

Question 15

15.

Find the prime factorization of
140

(i)

(-1) 2

✕

5

✕

7
(ii)

2 2

✕

4

✕

7
(iii)

2 2

✕

5

✕

7
(iv)

2 2

✕

5 2

✕

7
(v)

2 2

✕

7

✕

7

Question 16

16.

Find the prime factorization of
2100

(i)

2 2

✕

3

✕

5 2

✕

6
(ii)

2 2

✕

3 -2

✕

5 2

✕

7
(iii)

2 2

✕

3

✕

5 2

✕

7
(iv)

2 2

✕

6

✕

5 2

✕

7
(v)

2 2

✕

3 2

✕

5 2

✕

7

Question 17

17.

Find the number of prime factors of
26

(i)

0
(ii)

4
(iii)

3
(iv)

1
(v)

2

Question 18

18.

Find the number of prime factors of
68

(i)

0
(ii)

1
(iii)

3
(iv)

4
(v)

2

Question 19

19.

Find the number of prime factors of
1911

(i)

0
(ii)

4
(iii)

3
(iv)

1
(v)

2

Question 20

20.

Find the number of prime factors of
5376

(i)

2
(ii)

0
(iii)

1
(iv)

3
(v)

4

Question 21

21.

Find the total number of factors of
21

(i)

2
(ii)

4
(iii)

5
(iv)

3
(v)

7

Question 22

22.

Find the total number of factors of
74

(i)

3
(ii)

1
(iii)

6
(iv)

5
(v)

4

Question 23

23.

Find the total number of factors of
480

(i)

23
(ii)

25
(iii)

26
(iv)

24
(v)

21

Question 24

24.

Find the total number of factors of
672

(i)

26
(ii)

23
(iii)

25
(iv)

24
(v)

21

Assignment Key