Is 3725 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 3725 is composite or not first we have to find its factors.
Contents
Factors of 3725:
- If we have taken numbers from 1, 2, 3…for checking factors of 3725, we found that 3725 has factors 1, 5, 25, 149, 745 and 3725. Hence, we must say that 3725 is a composite number.
- Thus, 3725 is the composite number.
- If we multiply 3725 by 1, 2, 3 then we get the multiples of 3725 which are 3725, 7450 and so on.
3725 is a Composite number or Prime number
About the number 3725:
- 3725 has more than two factors which are 1, 5, 25, 149, 745 and 3725 and hence it is the composite number.
- 3725 is the odd composite number and it is not the perfect square also.
- If we divide 3725 by 1, 5, 25, 149, 745 and 3725 then we get remainder as zero. Hence 1, 5, 25, 149, 745 and 3725 are the factors of 3725
Note:
- 3725 is not the perfect square.
- Factors of 3725:1, 5, 25, 149, 745 and 3725
- Prime factors of 3725: 5, 149
Conclusion:
- 3725 is the composite number which has factors 1, 5, 25, 149, 745 and 3725.
- And hence, 3725 is not the prime number.
Multiple Choice Questions:
1) 3725 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 3725 are
a) 1
b) 5, 149
c) 1, 5, 25, 149, 745 and 3725
d) 1, 25, 745 and 3725
Ans: d)1, 25, 745 and 3725
3) 3725 is the odd composite number because
a) It has factors 1, 5, 25, 149, 745 and 3725
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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