Is 1394 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 1394 is composite or not first we have to find its factors.
Contents
Factors of 1394:
- If we have taken numbers from 1, 2, 3…for checking factors of 1394, we found that 1394 has factors 1, 2, 17, 34, 41, 82, 697 and 1394. Hence, we must say that 1394 is a composite number.
- Thus, 1394 is the composite number.
- If we multiply 1394 by 1, 2, 3 then we get the multiples of 1394 which are 1394, 2788 and so on.
About the number 1394:
- 1394 has more than two factors which are 1, 2, 17, 34, 41, 82, 697 and 1394 and hence it is the composite number.
- 1394 is the even composite number and it is not the perfect square also.
- If we divide 1394 by 1, 2, 17, 34, 41, 82, 697 and 1394 then we get remainder as zero. Hence, 1, 2, 17, 34, 41, 82, 697 are the factors of 1394.
Note:
- 1394 is not the perfect square.
- Factors of 1394: 1, 2, 17, 34, 41, 82, 697 and 1394
- Prime factors of 1394: 2, 17, 41
Conclusion:
- 1394 is the composite number which has factors 1, 2, 17, 34, 41, 82, 697 and 1394
- And hence, 1394 is not the prime number.
Multiple Choice Questions:
1) 1394 is a
a) Even number
b) Not a perfect square number
c) Composite number
d) all
Ans: d) all
2) The composite factors of a composite number 1394 are
a) 34, 82, 697 and 1394
b) 2, 17, 41
c) 1, 34, 82, 697 and 1394
d) 1, 2, 17, 34, 41, 82, 697 and 1394
Ans: a) 34, 82, 697 and 1394
3) 1394 is composite number because
a) It has factors 1, 2, 17, 34, 41, 82, 697 and 1394
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b