Is 2043 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 2043 is composite or not first we have to find its factors.
Contents
Factors of 2043:
- If we have taken numbers from 1, 2, 3…for checking factors of 2043, we found that 2043 has factors 1, 3, 9, 227, 681 and 2043. Hence, we must say that 2043 is a composite number.
- Thus, 2043 is the composite number.
- If we multiply 2043 by 1, 2, 3 then we get the multiples of 2043 which are 2043, 4086 and so on.
2043 is a Composite number or Prime number
About the number 2043:
- 2043 has more than two factors which are 1, 3, 9, 227, 681 and 2043 and hence it is the composite number.
- 2043 is the odd composite number and it is not the perfect square also.
- If we divide 2043 by 1, 3, 9, 227, 681 and 2043 then we get remainder as zero. Hence, 1, 3, 9, 227, 681 and 2043 are the factors of 2043
Note:
- 2043 is not the perfect square.
- Factors of 2043: 1, 3, 9, 227, 681 and 2043
- Prime factors of 2043: 3, 227
Conclusion:
- 2043 is the composite number which has factors 1, 3, 9, 227, 681 and 2043.
- And hence, 2043 is not the prime number.
Multiple Choice Questions:
1) 2043 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 2043 are
a) 1
b) 3, 227
c) 1, 9, 681 and 2043
d) 1, 3, 9, 227, 681 and 2043
Ans: b) 3, 227
3) 2043 is the composite number because
a) It has factors 1, 3, 9, 227, 681 and 2043
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