Is 1675 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 1675 is composite or not first we have to find its factors.
Contents
Factors of 1675:
- If we have taken numbers from 1, 2, 3…for checking factors of 1675, we found that 1675 has factors 1, 5, 25, 67, 335 and 1675. Hence, we must say that 1675 is a composite number.
- Thus, 1675 is the composite number.
- If we multiply 1675 by 1, 2, 3 then we get the multiples of 1675 which are 1675, 3350 and so on.
1675 is a Composite number or Prime number
About the number 1675:
- 1675 has more than two factors which are 1, 5, 25, 67, 335 and 1675 and hence it is the composite number.
- 1675 is the odd composite number and it is not the perfect square also.
- If we divide 1675 by 1, 5, 25, 67, 335 and 1675 then we get remainder as zero. Hence, 1, 5, 25, 67, 335 and 1675 are the factors of 1675
Note:
- 1675 is not the perfect square.
- Factors of 1675: 1, 5, 25, 67, 335 and 1675
- Prime factors of 1675: 5, 67
Conclusion:
- 1675 is the composite number which has factors 1, 5, 25, 67, 335 and 1675.
- And hence, 1675 is not the prime number.
Multiple Choice Questions:
1) 1675 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 1675 are
a) 1
b) 5, 667
c) 1, 25, 335 and 1675
d) 1, 5, 25, 67, 335 and 1675
Ans: b) 1, 25, 335 and 1675
3) 1675 is the odd composite number because
a) It has factors 1, 5, 25, 67, 335 and 1675
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all