Is 1293 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 1293 is composite or not first we have to find its factors.
Contents
Factors of 1293:
- If we have taken numbers from 1, 2, 3…for checking factors of 1293, we found that 1293 has factors 1, 3, 431 and 1293. Hence, we must say that 1293 is a composite number.
- Thus, 1293 is the composite number.
- If we multiply 1293 by 1, 2, 3 then we get the multiples of 1293 which are 1293, 2586 and so on.
1293 is a Composite number or Prime number
About the number 1293:
- 1293 has more than two factors which are 1, 3, 431 and 1293 and hence it is the composite number.
- 1293 is the odd composite number and it is not the perfect square also.
- If we divide 1293 by 1, 3, 431 and 1293 then we get remainder as zero. Hence, 1, 3, 431 and 1293 are the factors of 1293
Note:
- 1293 is not the perfect square.
- Factors of 1293: 1, 3, 431 and 1293
- Prime factors of 1293: 3, 431
Conclusion:
- 1293 is the composite number which has factors 1, 3, 431 and 1293.
- And hence, 1293 is not the prime number.
Multiple Choice Questions:
1) 1293 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 1293 are
a) 1
b) 3, 431
c) 1 and 1293
d) 1, 3, 431 and 1293
Ans: b) 1 and 1293
3) 1293 is the odd composite number because
a) It has factors 1, 3, 431 and 1293
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all