Is 2769 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 2769 is composite or not first we have to find its factors.
Contents
Factors of 2769:
- If we have taken numbers from 1, 2, 3…for checking factors of 2769, we found that 2769 has factors 1, 3, 13, 39, 71, 213, 923 and 2769. Hence, we must say that 2769 is a composite number.
- Thus, 2769 is the composite number.
- If we multiply 2769 by 1, 2, 3 then we get the multiples of 2769 which are 2769, 5538 and so on.
2769 is a Composite number or Prime number
About the number 2769:
- 2769 has more than two factors which are 1, 3, 13, 39, 71, 213, 923 and 2769 and hence it is the composite number.
- 2769 is the odd composite number and it is not the perfect square also.
- If we divide 2769 by 1, 3, 13, 39, 71, 213, 923 and 2769 then we get remainder as zero. Hence 1, 3, 13, 39, 71, 213, 923 and 2769 are the factors of 2769
Note:
- 2769 is not the perfect square.
- Factors of 2769: 1, 3, 13, 39, 71, 213, 923 and 2769
- Prime factors of 2769: 3, 13, 71
Conclusion:
- 2769 is the composite number which has factors 1, 3, 13, 39, 71, 213, 923 and 2769.
- And hence, 2769 is not the prime number.
Multiple Choice Questions:
1) 2769 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 2769 are
a) 1
b) 3, 13, 71
c) 1, 3, 13, 39, 71, 213, 923 and 2769
d) 1, 39, 213, 923 and 2769
Ans: d) 1, 39, 213, 923 and 2769
3) 2769 is the odd composite number because
a) It has factors 1, 3, 13, 39, 71, 213, 923 and 2769
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all