Is 2079 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 2079 is composite or not first we have to find its factors.
Contents
Factors of 2079:
- If we have taken numbers from 1, 2, 3…for checking factors of 2079, we found that 2079 has factors 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079. Hence, we must say that 2079 is a composite number.
- Thus, 2079 is the composite number.
- If we multiply 2079 by 1, 2, 3 then we get the multiples of 2079 which are 2079, 4158 and so on.
2079 is a Composite number or Prime number
About the number 2079:
- 2079 has more than two factors which are 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079 and hence it is the composite number.
- 2079 is the odd composite number and it is not the perfect square also.
- If we divide 2079 by 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079 then we get remainder as zero. Hence, 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079 are the factors of 2079
Note:
- 2079 is not the perfect square.
- Factors of 2079: 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079
- Prime factors of 2079: 3, 7, 11
Conclusion:
- 2079 is the composite number which has factors 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079.
- And hence, 2079 is not the prime number.
Multiple Choice Questions:
1) 2079 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 2079 are
a) 1
b) 3, 7, 11
c) 1, 9, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079
d) 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079
Ans: b) 3, 7, 11
3) 2079 is the composite number because
a) It has factors 1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693 and 2079
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