Is 2133 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 2133 is composite or not first we have to find its factors.
Contents
Factors of 2133:
- If we have taken numbers from 1, 2, 3…for checking factors of 2133, we found that 2133 has factors 1, 3, 9, 27, 79, 237, 711 and 2133. Hence, we must say that 2133 is a composite number.
- Thus, 2133 is the composite number.
- If we multiply 2133 by 1, 2, 3 then we get the multiples of 2133 which are 2133, 4266 and so on.
2133 is a Composite number or Prime number
About the number 2133:
- 2133 has more than two factors which are 1, 3, 9, 27, 79, 237, 711 and 2133 and hence it is the composite number.
- 2133 is the odd composite number and it is not the perfect square also.
- If we divide 2133 by 1, 3, 9, 27, 79, 237, 711 and 2133 then we get remainder as zero. Hence, 1, 3, 9, 27, 79, 237, 711 and 2133 are the factors of 2133
Note:
- 2133 is not the perfect square.
- Factors of 2133: 1, 3, 9, 27, 79, 237, 711 and 2133
- Prime factors of 2133: 3, 79
Conclusion:
- 2133 is the composite number which has factors 1, 3, 9, 27, 79, 237, 711 and 2133.
- And hence, 2133 is not the prime number.
Multiple Choice Questions:
1) 2133 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 2133 are
a) 1
b) 3, 79
c) 1 and 2133
d) 1, 3, 9, 27, 79, 237, 711 and 2133
Ans: b) 3, 79
3) 2133 is the composite number because
a) It has factors 1, 3, 9, 27, 79, 237, 711 and 2133
b) It has more than two factors
c) It is not divisible by 2
d) Both a and b
Ans: d) both a and b