Is 3565 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 3565 is composite or not first we have to find its factors.
Contents
Factors of 3565:
- If we have taken numbers from 1, 2, 3…for checking factors of 3565, we found that 3565 has factors 1, 5, 23, 31, 115, 155, 713 and 3565. Hence, we must say that 3565 is a composite number.
- Thus, 3565 is the composite number.
- If we multiply 3565 by 1, 2, 3 then we get the multiples of 3565 which are 3565, 7130 and so on.
3565 is a Composite number or Prime number
About the number 3565:
- 3565 has more than two factors which are 1, 5, 23, 31, 115, 155, 713 and 3565 and hence it is the composite number.
- 3565 is the odd composite number and it is not the perfect square also.
- If we divide 3565 by 1, 5, 23, 31, 115, 155, 713 and 3565 then we get remainder as zero. Hence 1, 5, 23, 31, 115, 155, 713 and 3565 are the factors of 3565
Note:
- 3565 is not the perfect square.
- Factors of 3565: 1, 5, 23, 31, 115, 155, 713 and 3565
- Prime factors of 3565: 5, 23, 31
Conclusion:
- 3565 is the composite number which has factors 1, 5, 23, 31, 115, 155, 713 and 3565.
- And hence, 3565 is not the prime number.
Multiple Choice Questions:
1) 3565 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 3565 are
a) 1
b) 5, 23, 31
c) 1, 5, 23, 31, 115, 155, 713 and 3565
d) 1, 115, 155, 713 and 3565
Ans: d) 1, 115, 155, 713 and 3565
3) 3565 is the odd composite number because
a) It has factors 1, 5, 23, 31, 115, 155, 713 and 3565
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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