Is 3964 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 3964 is composite or not first we have to find its factors.
Contents
Factors of 3964:
- If we have taken numbers from 1, 2, 3…for checking factors of 3964, we found that 3964 has factors 1, 2, 4, 991, 1982 and 3964. Hence, we must say that 3964 is a composite number.
- Thus, 3964 is the composite number.
- If we multiply 3964 by 1, 2, 3 then we get the multiples of 3964 which are 3964, 7928 and so on.
About the number 3964:
- 3964 has more than two factors which are 1, 2, 4, 991, 1982 and 3964 and hence it is the composite number.
- 3964 is the even composite number and it is not the perfect square also.
- If we divide 3964 by, 1, 2, 4, 991, 1982 and 3964 then we get remainder as zero. Hence, 1, 2, 4, 991, 1982 and 3964 are the factors of 3964.
Note:
- 3964 is not the perfect square.
- Factors of 3964: 1, 2, 4, 991, 1982 and 3964
- Prime factors of 3964: 2, 991
Conclusion:
- 3964 is the composite number which has factors, 1, 2, 4, 991, 1982 and 3964
- And hence, 3964 is not the prime number.
Multiple Choice Questions:
1) 3964 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 3964 are
a) 3964
b) 2, 991
c) 4, 1982 and 3964
d) 1, 2, 4, 991, 1982 and 3964
Ans: c) 4, 1982 and 3964
3) 3964 is composite number because
a) It has factors 1, 2, 4, 991, 1982 and 3964
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b