Number System Factors MCQ Set 1

NUMBER SYSTEM FACTORS MCQ SET 1

1. Find the total number of factor of 1470 .

(a) 20

(b) 18

(c) 24

(d) 22

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Answer: C

2. Find the total number of factor of 3600 .

(a) 45

(b) 44

(c) 43

(d) 42

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Answer: A

3. Find the proper factors of 2940 .

(a) 34

(b) 36

(c) 24

(d) 32

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Answer: A

4. If N = 4^11 + 4^12 + 4^13 + 4^14  then how many positive factors of N are there ?

(a) 92

(b) 48

(c) 50

(d) 51

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Answer: A

5. If N = 4^4 + 6^6 , then find the number of factors of N .

(a) 28

(b) 56

(c) 14

(d) 7

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Answer: C

6. Find the number of odd factors of 7200 .

(a) 4

(b) 9

(c) 54

(d) 45

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Answer: B

7. Find the number of even factors of 10500 .

(a) 48

(b) 16

(c) 32

(d) 46

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 Answer: C

8. The sum of all factors of 19600 is :

(a) 5428

(b) 54777

(c) 33667

(d) None of these

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Answer: B

9. The sum of odd divisors of 158760 is :

(a) 41211

(b) 618165

(c) 576945

(d) None of these

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Answer: D

10. Consider the following statements in respect of all factors of 360 .
1. The number of factors is 24 .
2. The sum of all factors if 1170 .

(a) 1 only

(b) 2 only

(c) Both 1 and 2

(d) Neither 1 nor 2

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Answer: C