Is 2525 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 2525 is composite or not first we have to find its factors.
Contents
Factors of 2525:
- If we have taken numbers from 1, 2, 3…for checking factors of 2525, we found that 2525 has factors 1, 5, 25, 101, 505 and 2525. Hence, we must say that 2525 is a composite number.
- Thus, 2525 is the composite number.
- If we multiply 2525 by 1, 2, 3 then we get the multiples of 2525 which are 2525, 5050 and so on.
2525 is a Composite number or Prime number
About the number 2525:
- 2525 has more than two factors which are 1, 5, 25, 101, 505 and 2525 and hence it is the composite number.
- 2525 is the odd composite number and it is not the perfect square also.
- If we divide 2525 by 1, 5, 25, 101, 505 and 2525 then we get remainder as zero. Hence 1, 5, 25, 101, 505 and 2525 are the factors of 2525
Note:
- 2525 is not the perfect square.
- Factors of 2525: 1, 5, 25, 101, 505 and 2525
- Prime factors of 2525: 5, 101
Conclusion:
- 2525 is the composite number which has factors 1, 5, 25, 101, 505 and 2525.
- And hence, 2525 is not the prime number.
Multiple Choice Questions:
1) 2525 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 2525 are
a) 1
b) 5, 101
c) 1 and 2525
d) 1, 5, 25, 101, 505 and 2525
Ans: b) 5, 101
3) 2525 is the composite number because
a) It has factors 1, 5, 25, 101, 505 and 2525
b) It has more than two factors
c) It is not divisible by 2
d) Both a and b
Ans: d) both a and b