Is 1156 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 1156 is composite or not first we have to find its factors.
Contents
Factors of 1156:
- If we have taken numbers from 1, 2, 3…for checking factors of 1156, we found that 1156 has factors 1, 2, 4, 17, 34, 68, 289, 578 and 1156. Hence, we must say that 1156 is a composite number.
- Thus, 1156 is the composite number.
- If we multiply 1156 by 1, 2, 3 then we get the multiples of 1156 which are 1156, 2312 and so on.
About the number 1156:
- 1156 has more than two factors which are 1, 2, 4, 17, 34, 68, 289, 578 and 1156 and hence it is the composite number.
- 1156 is the even composite number and it is the perfect square also.
- If we divide 1156 by 1, 2, 4, 17, 34, 68, 289, 578 and 1156 then we get remainder as zero. Hence, 1, 2, 4, 17, 34, 68, 289, 578 and 1156 are the factors of 1156.
Note:
- 1156 is the perfect square.
- Factors of 1156: 1, 2, 4, 17, 34, 68, 289, 578 and 1156
- Prime factors of 1156: 2, 17
Conclusion:
- 1156 is the composite number which has factors1, 2, 4, 17, 34, 68, 289, 578 and 1156
- And hence, 1156 is not the prime number.
Multiple Choice Questions:
1) 1156 is a
a) Even number
b) perfect square number
c) Composite number
d) all
Ans: d) all
2) The composite factors of a composite number 1156 are
a) 4, 34, 68, 289, 578 and 1156
b) 2, 17
c) 1, 4, 34, 68, 289, 578 and 1156
d) 1, 2, 4, 17, 34, 68, 289, 578 and 1156
Ans: a) 4, 34, 68, 289, 578 and 1156
3) 1156 is composite number because
a) It has factors1, 2, 4, 17, 34, 68, 289, 578 and 1156
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b