Is 4065 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 4065 is composite or not first we have to find its factors.
Contents
Factors of 4065:
- If we have taken numbers from 1, 2, 3…for checking factors of 4065, we found that 4065 has factors 1, 3, 5, 15, 271, 813, 1355 and 4065. Hence, we must say that 4065 is a composite number.
- Thus, 4065 is the composite number.
- If we multiply 4065 by 1, 2, 3 then we get the multiples of 4065 which are 4065, 8130 and so on.
4065 is a Composite number or Prime number
About the number 4065:
- 4065 has more than two factors which are 1, 3, 5, 15, 271, 813, 1355 and 4065 and hence it is the composite number.
- 4065 is the odd composite number and it is not the perfect square also.
- If we divide 4065 by 1, 3, 5, 15, 271, 813, 1355 and 4065 then we get remainder as zero. Hence 1, 3, 5, 15, 271, 813, 1355 and 4065 are the factors of 4065
Note:
- 4065 is not the perfect square.
- Factors of 4065:1, 3, 5, 15, 271, 813, 1355 and 4065
- Prime factors of 4065: 3, 5, 271
Conclusion:
- 4065 is the composite number which has factors 1, 3, 5, 15, 271, 813, 1355 and 4065.
- And hence, 4065 is not the prime number.
Multiple Choice Questions:
1) 4065 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 4065 are
a) 1
b) 3, 5, 271
c) 1, 3, 5, 15, 271, 813, 1355 and 4065
d) 1, 15, 813, 1355 and 4065
Ans: d)1, 15, 813, 1355 and 4065
3) 4065 is the odd composite number because
a) It has factors 1, 3, 5, 15, 271, 813, 1355 and 4065
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
Why the below numbers are composite numbers
- Is 4063 a Composite number- Click Here
- Is 4061 a Composite number- Click Here