Is 1358 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 1358 is composite or not first we have to find its factors.
Contents
Factors of 1358:
- If we have taken numbers from 1, 2, 3…for checking factors of 1358, we found that 1358 has factors 1, 2, 7, 14, 97, 194, 679 and 1358. Hence, we must say that 1358 is a composite number.
- Thus, 1358 is the composite number.
- If we multiply 1358 by 1, 2, 3 then we get the multiples of 1358 which are 1358, 2716 and so on.
About the number 1358:
- 1358 has more than two factors which are 1, 2, 7, 14, 97, 194, 679 and 1358 and hence it is the composite number.
- 1358 is the even composite number and it is not the perfect square also.
- If we divide 1358 by 1, 2, 7, 14, 97, 194, 679 and 1358 then we get remainder as zero. Hence, 1, 2, 7, 14, 97, 194, 679 and 1358 are the factors of 1358.
Note:
- 1358 is not the perfect square.
- Factors of 1358: 1, 2, 7, 14, 97, 194, 679 and 1358
- Prime factors of 1358: 2, 7, 97
Conclusion:
- 1358 is the composite number which has factors 1, 2, 7, 14, 97, 194, 679 and 1358
- And hence, 1358 is not the prime number.
Multiple Choice Questions:
1) 1358 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 1358 are
a) 14, 194, 679 and 1358
b) 2, 7, 97
c) 1, 14, 194, 679 and 1358
d) 1, 2, 7, 14, 97, 194, 679 and 1358
Ans: a) 14, 194, 679 and 1358
3) 1358 is composite number because
a) It has factors 1, 2, 7, 14, 97, 194, 679 and 1358
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b