Is 3605 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 3605 is composite or not first we have to find its factors.
Contents
Factors of 3605:
- If we have taken numbers from 1, 2, 3…for checking factors of 3605, we found that 3605 has factors 1, 5, 7, 35, 103, 515, 721 and 3605. Hence, we must say that 3605 is a composite number.
- Thus, 3605 is the composite number.
- If we multiply 3605 by 1, 2, 3 then we get the multiples of 3605 which are 3605, 7210 and so on.
3605 is a Composite number or Prime number
About the number 3605:
- 3605 has more than two factors which are 1, 5, 7, 35, 103, 515, 721 and 3605 and hence it is the composite number.
- 3605 is the odd composite number and it is not the perfect square also.
- If we divide 3605 by 1, 5, 7, 35, 103, 515, 721 and 3605 then we get remainder as zero. Hence 1, 5, 7, 35, 103, 515, 721 and 3605 are the factors of 3605
Note:
- 3605 is not the perfect square.
- Factors of 3605:1, 5, 7, 35, 103, 515, 721 and 3605
- Prime factors of 3605: 5, 7, 103
Conclusion:
- 3605 is the composite number which has factors 1, 5, 7, 35, 103, 515, 721 and 3605.
- And hence, 3605 is not the prime number.
Multiple Choice Questions:
1) 3605 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 3605 are
a) 1
b) 5, 7, 103
c) 1, 5, 7, 35, 103, 515, 721 and 3605
d) 1, 35, 515, 721 and 3605
Ans: d) 1, 35, 515, 721 and 3605
3) 3605 is the odd composite number because
a) It has factors 1, 5, 7, 35, 103, 515, 721 and 3605
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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