Is 565 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 565 is composite or not first we have to find its factors.
Contents
Factors of 565:
- If we have taken numbers from 1, 2, 3…for checking factors of 565, we found that 565 has factors 1, 5, 113 and 565. Hence, we must say that 565 is a composite number.
- Thus, 565 is the composite number.
- If we multiply 565 by 1, 2, 3 then we get the multiples of 565 which are 565, 1130 and so on.
565 is a Composite number or Prime number
About the number 565:
- 565 has more than two factors which are 1, 5, 113 and 565 and hence it is the composite number.
- 565 is the odd composite number and it is not the perfect square also.
- If we divide 565 by 1, 5, 113 and 565 then we get remainder as zero. Hence, 1, 5, 113 and 565 are the factors of 565.
Note:
- 565 is not the perfect square.
- Factors of 565: 1, 5, 113 and 565
- Prime factors of 565: 5, 113
Conclusion:
- 565 is the composite number which has factors 1, 5, 113 and 565.
- And hence, 565 is not the prime number.
Multiple Choice Questions:
1) 565 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 565 are
a) 1
b) 5, 113
c) 1 and 565
d) 1, 5, 113 and 565
Ans: b) 5, 113
3) 565 is the odd composite number because
a) It has factors 1, 5, 113 and 565
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c