Is 1695 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 1695 is composite or not first we have to find its factors.
Contents
Factors of 1695:
- If we have taken numbers from 1, 2, 3…for checking factors of 1695, we found that 1695 has factors 1, 3, 5, 15, 113, 339, 565 and 1695. Hence, we must say that 1695 is a composite number.
- Thus, 1695 is the composite number.
- If we multiply 1695 by 1, 2, 3 then we get the multiples of 1695 which are 1695, 3390 and so on.
1695 is a Composite number or Prime number
About the number 1695:
- 1695 has more than two factors which are 1, 3, 5, 15, 113, 339, 565 and 1695 and hence it is the composite number.
- 1695 is the odd composite number and it is not the perfect square also.
- If we divide 1695 by 1, 3, 5, 15, 113, 339, 565 and 1695 then we get remainder as zero. Hence, 1, 3, 5, 15, 113, 339, 565 and 1695 are the factors of 1695
Note:
- 1695 is not the perfect square.
- Factors of 1695: 1, 3, 5, 15, 113, 339, 565 and 1695
- Prime factors of 1695: 3, 5, 113
Conclusion:
- 1695 is the composite number which has factors 1, 3, 5, 15, 113, 339, 565 and 1695.
- And hence, 1695 is not the prime number.
Multiple Choice Questions:
1) 1695 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 1695 are
a) 1
b) 3, 5, 113
c) 1, 15, 339, 565 and 1695
d) 1, 3, 5, 15, 113, 339, 565 and 1695
Ans: b) 1, 15, 339, 565 and 1695
3) 1695 is the odd composite number because
a) It has factors 1, 3, 5, 15, 113, 339, 565 and 1695
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all