Is 1118 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 1118 is composite or not first we have to find its factors.
Contents
Factors of 1118:
- If we have taken numbers from 1, 2, 3…for checking factors of 1118, we found that 1118 has factors 1, 2, 13, 26, 43, 86, 559 and 1118. Hence, we must say that 1118 is a composite number.
- Thus, 1118 is the composite number.
- If we multiply 1118 by 1, 2, 3 then we get the multiples of 1118 which are 1118, 2236 and so on.
About the number 1118:
- 1118 has more than two factors which are 1, 2, 13, 26, 43, 86, 559 and 1118 and hence it is the composite number.
- 1118 is the even composite number and it is not the perfect square also.
- If we divide 1118 by 1, 2, 13, 26, 43, 86, 559 and 1118 then we get remainder as zero. Hence, 1, 2, 13, 26, 43, 86, 559 and 1118 are the factors of 1118.
Note:
- 1118 is not the perfect square.
- Factors of 1118: 1, 2, 13, 26, 43, 86, 559 and 1118
- Prime factors of 1118: 2, 13, 43
Conclusion:
- 1118 is the composite number which has factors 1, 2, 13, 26, 43, 86, 559 and 1118
- And hence, 1118 is not the prime number.
Multiple Choice Questions:
1) 1118 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 1118 are
a) 26, 86, 559 and 1118
b) 2, 13, 43
c) 1, 26, 86, 559 and 1118
d) 1, 2, 13, 26, 43, 86, 559 and 1118
Ans: a) 26, 86, 559 and 1118
3) 1118 is composite number because
a) It has factors 1, 2, 13, 26, 43, 86, 559 and 1118
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b