Is 1175 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 1175 is composite or not first we have to find its factors.
Contents
Factors of 1175:
- If we have taken numbers from 1, 2, 3…for checking factors of 1175, we found that 1175 has factors 1, 5, 25, 47, 235 and 1175. Hence, we must say that 1175 is a composite number.
- Thus, 1175 is the composite number.
- If we multiply 1175 by 1, 2, 3 then we get the multiples of 1175 which are 1175, 2350 and so on.
1175 is a Composite number or Prime number
About the number 1175:
- 1175 has more than two factors which are 1, 5, 25, 47, 235 and 1175 and hence it is the composite number.
- 1175 is the odd composite number and it is not the perfect square also.
- If we divide 1175 by 1, 5, 25, 47, 235 and 1175 then we get remainder as zero. Hence, 1, 5, 25, 47, 235 and 1175 are the factors of 1175
Note:
- 1175 is not the perfect square.
- Factors of 1175: 1, 5, 25, 47, 235 and 1175
- Prime factors of 1175: 5, 47
Conclusion:
- 1175 is the composite number which has factors 1, 5, 25, 47, 235 and 1175.
- And hence, 1175 is not the prime number.
Multiple Choice Questions:
1) 1175 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 1175 are
a) 1
b) 5, 47
c) 1, 25, 235 and 1175
d) 1, 5, 25, 47, 235 and 1175
Ans: b) 5, 47
3) 1175 is the odd composite number because
a) It has factors 1, 5, 25, 47, 235 and 1175
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c