Is 3982 is a Composite number

 Is 3982 is a composite number or not ?

  • As we already know that, the number having factors 1 and the number itself is the prime number.
  • And numbers having more than these two factors are the composite numbers.
  • To check whether the number 3982 is composite or not first we have to find its factors.

 

Factors of 3982:

  • If we have taken numbers from 1, 2, 3…for checking factors of 3982, we found that 3982 has factors 1, 2, 11, 22, 181, 362, 1991 and 3982. Hence, we must say that 3982 is a composite number.
  • Thus, 3982 is the composite number.
  • If we multiply 3982 by 1, 2, 3 then we get the multiples of 3982 which are 3982, 7964 and so on.

 

About the number 3982:

  • 3982 has more than two factors which are 1, 2, 11, 22, 181, 362, 1991 and 3982 and hence it is the composite number.
  • 3982 is the even composite number and it is not the perfect square also.
  • If we divide 3982 by, 1, 2, 11, 22, 181, 362, 1991 and 3982 then we get remainder as zero. Hence, 1, 2, 11, 22, 181, 362, 1991 and 3982 are the factors of 3982.

 

Note:

  • 3982 is not the perfect square.
  • Factors of 3982: 1, 2, 11, 22, 181, 362, 1991 and 3982
  • Prime factors of 3982: 2, 11, 181

 

Conclusion:

  • 3982 is the composite number which has factors, 1, 2, 11, 22, 181, 362, 1991 and 3982
  • And hence, 3982 is not the prime number.

 

Multiple Choice Questions:

 

1) 3982 is a

a) Prime number

b) Even number

c) Composite number

d) Both b and c

Ans: d) both b and c

 

2) The composite factors of a composite number 3982 are

a) 3982

b) 2, 11, 181

c) 22, 362, 1991 and 3982

d) 1, 2, 11, 22, 181, 362, 1991 and 3982

Ans: c) 22, 362, 1991 and 3982

 

3) 3982 is composite number because

a) It has factors 1, 2, 11, 22, 181, 362, 1991 and 3982

b) It has more than two factors

c) Divisible by 2

d) Both a and b

Ans: d) both a and b

Updated: January 22, 2022 — 3:51 pm

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