Is 3655 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 3655 is composite or not first we have to find its factors.
Contents
Factors of 3655:
- If we have taken numbers from 1, 2, 3…for checking factors of 3655, we found that 3655 has factors 1, 5, 17, 43, 85, 215, 731 and 3655. Hence, we must say that 3655 is a composite number.
- Thus, 3655 is the composite number.
- If we multiply 3655 by 1, 2, 3 then we get the multiples of 3655 which are 3655, 7310 and so on.
3655 is a Composite number or Prime number
About the number 3655:
- 3655 has more than two factors which are 1, 5, 17, 43, 85, 215, 731 and 3655 and hence it is the composite number.
- 3655 is the odd composite number and it is not the perfect square also.
- If we divide 3655 by 1, 5, 17, 43, 85, 215, 731 and 3655 then we get remainder as zero. Hence 1, 5, 17, 43, 85, 215, 731 and 3655 are the factors of 3655
Note:
- 3655 is not the perfect square.
- Factors of 3655:1, 5, 17, 43, 85, 215, 731 and 3655
- Prime factors of 3655: 5, 17, 43
Conclusion:
- 3655 is the composite number which has factors 1, 5, 17, 43, 85, 215, 731 and 3655.
- And hence, 3655 is not the prime number.
Multiple Choice Questions:
1) 3655 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 3655 are
a) 1
b) 5, 17, 43
c) 1, 5, 17, 43, 85, 215, 731 and 3655
d) 1,85, 215, 731 and 3655
Ans: d)1, 85, 215, 731 and 3655
3) 3655 is the odd composite number because
a) It has factors 1, 5, 17, 43, 85, 215, 731 and 3655
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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