Is 4491 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 4491 is composite or not first we have to find its factors.
Contents
Factors of 4491:
- If we have taken numbers from 1, 2, 3…for checking factors of 4491, we found that 4491 has factors 1, 3, 9, 499, 1497 and 4491. Hence, we must say that 4491 is a composite number.
- Thus, 4491 is the composite number.
- If we multiply 4491 by 1, 2, 3 then we get the multiples of 4491 which are 4491, 8982 and so on.
4491 is a Composite number or Prime number
About the number 4491:
- 4491 has more than two factors which are 1, 3, 9, 499, 1497 and 4491 and hence it is the composite number.
- 4491 is the odd composite number and it is not the perfect square also.
- If we divide 4491 by 1, 3, 9, 499, 1497 and 4491 then we get remainder as zero. Hence 1, 3, 9, 499, 1497 and 4491 are the factors of 4491
Note:
- 4491 is not the perfect square.
- Factors of 4491:1, 3, 9, 499, 1497 and 4491
- Prime factors of 4491:3, 499
Conclusion:
- 4491 is the composite number which has factors 1, 3, 9, 499, 1497 and 4491.
- And hence, 4491 is not the prime number.
Multiple Choice Questions:
1) 4491 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 4491 are
a) 1
b) 3, 499
c) 1, 3, 9, 499, 1497 and 4491
d) 1, 9, 1497 and 4491
Ans: d)1, 9, 1497 and 4491
3) 4491 is the odd composite number because
a) It has factors 1, 3, 9, 499, 1497 and 4491
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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