Is 4075 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 4075 is composite or not first we have to find its factors.
Contents
Factors of 4075:
- If we have taken numbers from 1, 2, 3…for checking factors of 4075, we found that 4075 has factors 1, 5, 25, 163, 815 and 4075. Hence, we must say that 4075 is a composite number.
- Thus, 4075 is the composite number.
- If we multiply 4075 by 1, 2, 3 then we get the multiples of 4075 which are 4075, 8150 and so on.
4075 is a Composite number or Prime number
About the number 4075:
- 4075 has more than two factors which are 1, 5, 25, 163, 815 and 4075 and hence it is the composite number.
- 4075 is the odd composite number and it is not the perfect square also.
- If we divide 4075 by 1, 5, 25, 163, 815 and 4075 then we get remainder as zero. Hence 1, 5, 25, 163, 815 and 4075 are the factors of 4075
Note:
- 4075 is not the perfect square.
- Factors of 4075:1, 5, 25, 163, 815 and 4075
- Prime factors of 4075: 5, 163
Conclusion:
- 4075 is the composite number which has factors 1, 5, 25, 163, 815 and 4075.
- And hence, 4075 is not the prime number.
Multiple Choice Questions:
1) 4075 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 4075 are
a) 1
b) 5, 163
c) 1, 5, 25, 163, 815 and 4075
d) 1, 25, 815 and 4075
Ans: d) 1, 25, 815 and 4075
3) 4075 is the odd composite number because
a) It has factors 1, 5, 25, 163, 815 and 4075
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
Why the below numbers are composite numbers
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