Is 265 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 265 is composite or not first we have to find its factors.
Contents
Factors of 265:
- If we have taken numbers from 1, 2, 3…for checking factors of 265, we found that 265 has factors 1, 5, 53 and 265. Hence, we must say that 265 is a composite number.
- Thus, 265 is the composite number.
- If we multiply 265 by 1, 2, 3 then we get the multiples of 265 which are 265, 530, and so on.
265 is a Composite number or Prime number
About the number 265:
- 265 has more than two factors which are 1, 5, 53 and 265 and hence it is the composite number.
- 265 is the odd composite number and it is not the perfect square also.
- If we divide 265 by 1, 5, 53 and 265 then we get remainder as zero. Hence, 1, 5, 53 and 265 are the factors of 265.
Note:
- 265 is not the perfect square.
- Factors of 265: 1, 5, 53 and 265
- Prime factors of 265: 5, 53
Conclusion:
- 265 is the composite number which has factors 1, 5, 53 and 265.
- And hence, 265 is not the prime number.
Multiple Choice Questions:
1) 265 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 265 are
a) 1
b) 5, 53
c) 1 and 265
d) 1, 5, 53 and 265
Ans: b) 5, 53
3) 265 is the odd composite number because
a) It has factors 1, 5, 53 and 265
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c