Is 4081 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 4081 is composite or not first we have to find its factors.
Contents
Factors of 4081:
- If we have taken numbers from 1, 2, 3…for checking factors of 4081, we found that 4081 has factors 1, 7, 11, 53, 77, 371, 583 and 4081. Hence, we must say that 4081 is a composite number.
- Thus, 4081 is the composite number.
- If we multiply 4081 by 1, 2, 3 then we get the multiples of 4081 which are 4081, 8162 and so on.
4081 is a Composite number or Prime number
About the number 4081:
- 4081 has more than two factors which are 1, 7, 11, 53, 77, 371, 583 and 4081 and hence it is the composite number.
- 4081 is the odd composite number and it is not the perfect square also.
- If we divide 4081 by 1, 7, 11, 53, 77, 371, 583 and 4081 then we get remainder as zero. Hence 1, 7, 11, 53, 77, 371, 583 and 4081 are the factors of 4081
Note:
- 4081 is not the perfect square.
- Factors of 4081:1, 7, 11, 53, 77, 371, 583 and 4081
- Prime factors of 4081: 7, 11, 53
Conclusion:
- 4081 is the composite number which has factors 1, 7, 11, 53, 77, 371, 583 and 4081.
- And hence, 4081 is not the prime number.
Multiple Choice Questions:
1) 4081 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 4081 are
a) 1
b) 7, 11, 53
c) 1, 7, 11, 53, 77, 371, 583 and 4081
d) 1, 77, 371, 583 and 4081
Ans: d)1, 77, 371, 583 and 4081
3) 4081 is the odd composite number because
a) It has factors 1, 7, 11, 53, 77, 371, 583 and 4081
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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