Is 3609 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 3609 is composite or not first we have to find its factors.
Contents
Factors of 3609:
- If we have taken numbers from 1, 2, 3…for checking factors of 3609, we found that 3609 has factors 1, 3, 9, 401, 1203 and 3609. Hence, we must say that 3609 is a composite number.
- Thus, 3609 is the composite number.
- If we multiply 3609 by 1, 2, 3 then we get the multiples of 3609 which are 3609, 7218 and so on.
3609 is a Composite number or Prime number
About the number 3609:
- 3609 has more than two factors which are 1, 3, 9, 401, 1203 and 3609 and hence it is the composite number.
- 3609 is the odd composite number and it is not the perfect square also.
- If we divide 3609 by 1, 3, 9, 401, 1203 and 3609 then we get remainder as zero. Hence 1, 3, 9, 401, 1203 and 3609 are the factors of 3609
Note:
- 3609 is not the perfect square.
- Factors of 3609:1, 3, 9, 401, 1203 and 3609
- Prime factors of 3609: 3, 401
Conclusion:
- 3609 is the composite number which has factors 1, 3, 9, 401, 1203 and 3609.
- And hence, 3609 is not the prime number.
Multiple Choice Questions:
1) 3609 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 3609 are
a) 1
b) 3, 401
c) 1, 3, 9, 401, 1203 and 3609
d) 1, 9, 1203 and 3609
Ans: d)1, 9, 1203 and 3609
3) 3609 is the odd composite number because
a) It has factors 1, 3, 9, 401, 1203 and 3609
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
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