Is 2725 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 2725 is composite or not first we have to find its factors.
Contents
Factors of 2725:
- If we have taken numbers from 1, 2, 3…for checking factors of 2725, we found that 2725 has factors 1, 5, 25, 109, 545 and 2725. Hence, we must say that 2725 is a composite number.
- Thus, 2725 is the composite number.
- If we multiply 2725 by 1, 2, 3 then we get the multiples of 2725 which are 2725, 5450 and so on.
2725 is a Composite number or Prime number
About the number 2725:
- 2725 has more than two factors which are 1, 5, 25, 109, 545 and 2725 and hence it is the composite number.
- 2725 is the odd composite number and it is not the perfect square also.
- If we divide 2725 by 1, 5, 25, 109, 545 and 2725 then we get remainder as zero. Hence 1, 5, 25, 109, 545 and 2725 are the factors of 2725
Note:
- 2725 is not the perfect square.
- Factors of 2725: 1, 5, 25, 109, 545 and 2725
- Prime factors of 2725: 5, 109
Conclusion:
- 2725 is the composite number which has factors 1, 5, 25, 109, 545 and 2725.
- And hence, 2725 is not the prime number.
Multiple Choice Questions:
1) 2725 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 2725 are
a) 1
b) 5, 25, 109, 545
c) 1, 5, 25, 109, 545 and 2725
d) 1, 25, 545 and 2725
Ans: d) 1, 25, 545 and 2725
3) 2725 is the odd composite number because
a) It has factors 1, 5, 25, 109, 545 and 2725
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all