Is 4131 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 4131 is composite or not first we have to find its factors.
Contents
Factors of 4131:
- If we have taken numbers from 1, 2, 3…for checking factors of 4131, we found that 4131 has factors 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131. Hence, we must say that 4131 is a composite number.
- Thus, 4131 is the composite number.
- If we multiply 4131 by 1, 2, 3 then we get the multiples of 4131 which are 4131, 8262 and so on.
4131 is a Composite number or Prime number
About the number 4131:
- 4131 has more than two factors which are 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131 and hence it is the composite number.
- 4131 is the odd composite number and it is not the perfect square also.
- If we divide 4131 by 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131 then we get remainder as zero. Hence 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131 are the factors of 4131
Note:
- 4131 is not the perfect square.
- Factors of 4131:1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131
- Prime factors of 4131: 3, 17
Conclusion:
- 4131 is the composite number which has factors 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131.
- And hence, 4131 is not the prime number.
Multiple Choice Questions:
1) 4131 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 4131 are
a) 1
b) 3, 17
c) 1, 9, 27, 51, 81, 153, 243, 459, 1377 and 4131
d) 1, 9, 27, 51, 81, 153, 243, 459, 1377 and 4131
Ans: d)1, 9, 27, 51, 81, 153, 243, 459, 1377 and 4131
3) 4131 is the odd composite number because
a) It has factors 1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377 and 4131
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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