Is 3530 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 3530 is composite or not first we have to find its factors.
Contents
Factors of 3530:
- If we have taken numbers from 1, 2, 3…for checking factors of 3530, we found that 3530 has factors 1, 2, 5, 10, 353, 706, 1765 and 3530. Hence, we must say that 3530 is a composite number.
- Thus, 3530 is the composite number.
- If we multiply 3530 by 1, 2, 3 then we get the multiples of 3530 which are 3530, 7060 and so on.
About the number 3530:
- 3530 has more than two factors which are 1, 2, 5, 10, 353, 706, 1765 and 3530 and hence it is the composite number.
- 3530 is the even composite number and it is not the perfect square also.
- If we divide 3530 by, 1, 2, 5, 10, 353, 706, 1765 and 3530 then we get remainder as zero. Hence, 1, 2, 5, 10, 353, 706, 1765 and 3530 are the factors of 3530.
Note:
- 3530 is not the perfect square.
- Factors of 3530: 1, 2, 5, 10, 353, 706, 1765 and 3530
- Prime factors of 3530: 2, 5, 353
Conclusion:
- 3530 is the composite number which has factors, 1, 2, 5, 10, 353, 706, 1765 and 3530
- And hence, 3530 is not the prime number.
Multiple Choice Questions:
1) 3530 is a
a) Prime number
b) Odd number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 3530 are
a) 3530
b) 2, 5, 353
c) 10, 706, 1765 and 3530
d) 1, 2, 5, 10, 353, 706, 1765 and 3530
Ans: b) 2, 5, 353
3) 3530 is even composite number because
a) It has factors 1, 2, 5, 10, 353, 706, 1765 and 3530
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all