Is 4089 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 4089 is composite or not first we have to find its factors.
Contents
Factors of 4089:
- If we have taken numbers from 1, 2, 3…for checking factors of 4089, we found that 4089 has factors 1, 3, 29, 47, 87, 141, 1363 and 4089. Hence, we must say that 4089 is a composite number.
- Thus, 4089 is the composite number.
- If we multiply 4089 by 1, 2, 3 then we get the multiples of 4089 which are 4089, 8178 and so on.
4089 is a Composite number or Prime number
About the number 4089:
- 4089 has more than two factors which are 1, 3, 29, 47, 87, 141, 1363 and 4089 and hence it is the composite number.
- 4089 is the odd composite number and it is not the perfect square also.
- If we divide 4089 by 1, 3, 29, 47, 87, 141, 1363 and 4089 then we get remainder as zero. Hence 1, 3, 29, 47, 87, 141, 1363 and 4089 are the factors of 4089
Note:
- 4089 is not the perfect square.
- Factors of 4089:1, 3, 29, 47, 87, 141, 1363 and 4089
- Prime factors of 4089: 3, 29, 47
Conclusion:
- 4089 is the composite number which has factors 1, 3, 29, 47, 87, 141, 1363 and 4089.
- And hence, 4089 is not the prime number.
Multiple Choice Questions:
1) 4089 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 4089 are
a) 1
b) 3, 29, 47
c) 1, 3, 29, 47, 87, 141, 1363 and 4089
d) 1, 87, 141, 1363 and 4089
Ans: d)1, 87, 141, 1363 and 4089
3) 4089 is the odd composite number because
a) It has factors 1, 3, 29, 47, 87, 141, 1363 and 4089
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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