Is 1190 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 1190 is composite or not first we have to find its factors.
Contents
Factors of 1190:
- If we have taken numbers from 1, 2, 3…for checking factors of 1190, we found that 1190 has factors 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190. Hence, we must say that 1190 is a composite number.
- Thus, 1190 is the composite number.
- If we multiply 1190 by 1, 2, 3 then we get the multiples of 1190 which are 1190, 2380 and so on.
About the number 1190:
- 1190 has more than two factors which are 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190 and hence it is the composite number.
- 1190 is the even composite number and it is not the perfect square also.
- If we divide 1190 by 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190 then we get remainder as zero. Hence, 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190 are the factors of 1190.
Note:
- 1190 is not the perfect square.
- Factors of 1190: 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190
- Prime factors of 1190: 2, 5, 7, 17
Conclusion:
- 1190 is the composite number which has factors 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190
- And hence, 1190 is not the prime number.
Multiple Choice Questions:
1) 1190 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 1190 are
a) 10, 34, 35, 70, 119, 170, 238, 595 and 1190
b) 2, 5, 7, 17
c) 1, 10, 34, 35, 70, 119, 170, 238, 595 and 1190
d) 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190
Ans: a) 10, 34, 35, 70, 119, 170, 238, 595 and 1190
3) 1190 is composite number because
a) It has factors 1, 2, 5, 7, 10, 17, 34, 35, 70, 119, 170, 238, 595 and 1190
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b