Is 1269 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 1269 is composite or not first we have to find its factors.
Contents
Factors of 1269:
- If we have taken numbers from 1, 2, 3…for checking factors of 1269, we found that 1269 has factors 1, 3, 9, 27, 47, 141, 423 and 1269. Hence, we must say that 1269 is a composite number.
- Thus, 1269 is the composite number.
- If we multiply 1269 by 1, 2, 3 then we get the multiples of 1269 which are 1269, 2538 and so on.
1269 is a Composite number or Prime number
About the number 1269:
- 1269 has more than two factors which are 1, 3, 9, 27, 47, 141, 423 and 1269 and hence it is the composite number.
- 1269 is the odd composite number and it is not the perfect square also.
- If we divide 1269 by 1, 3, 9, 27, 47, 141, 423 and 1269 then we get remainder as zero. Hence, 1, 3, 9, 27, 47, 141, 423 and 1269 are the factors of 1269
Note:
- 1269 is not the perfect square.
- Factors of 1269: 1, 3, 9, 27, 47, 141, 423 and 1269
- Prime factors of 1269: 3, 47
Conclusion:
- 1269 is the composite number which has factors 1, 3, 9, 27, 47, 141, 423 and 1269.
- And hence, 1269 is not the prime number.
Multiple Choice Questions:
1) 1269 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 1269 are
a) 1
b) 3, 47
c) 1, 9, 27, 141, 423 and 1269
d) 1, 3, 9, 27, 47, 141, 423 and 1269
Ans: b) 1, 9, 27, 141, 423 and 1269
3) 1269 is the odd composite number because
a) It has factors 1, 3, 9, 27, 47, 141, 423 and 1269
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all