Is 3909 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 3909 is composite or not first we have to find its factors.
Contents
Factors of 3909:
- If we have taken numbers from 1, 2, 3…for checking factors of 3909, we found that 3909 has factors 1, 3, 1303 and 3909. Hence, we must say that 3909 is a composite number.
- Thus, 3909 is the composite number.
- If we multiply 3909 by 1, 2, 3 then we get the multiples of 3909 which are 3909, 7818 and so on.
3909 is a Composite number or Prime number
About the number 3909:
- 3909 has more than two factors which are 1, 3, 1303 and 3909 and hence it is the composite number.
- 3909 is the odd composite number and it is not the perfect square also.
- If we divide 3909 by 1, 3, 1303 and 3909 then we get remainder as zero. Hence 1, 3, 1303 and 3909 are the factors of 3909
Note:
- 3909 is not the perfect square.
- Factors of 3909:1, 3, 1303 and 3909
- Prime factors of 3909: 3, 1303
Conclusion:
- 3909 is the composite number which has factors 1, 3, 1303 and 3909.
- And hence, 3909 is not the prime number.
Multiple Choice Questions:
1) 3909 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 3909 are
a) 1
b) 3, 1303
c) 1, 3, 1303 and 3909
d) 1 and 3909
Ans: d)1 and 3909
3) 3909 is the odd composite number because
a) It has factors 1, 3, 1303 and 3909
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 3905 a Composite number- Click Here
- Is 3903 a Composite number- Click Here