Is 3245 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 3245 is composite or not first we have to find its factors.
Contents
Factors of 3245:
- If we have taken numbers from 1, 2, 3…for checking factors of 3245, we found that 3245 has factors 1, 5, 11, 55, 59, 295, 649 and 3245. Hence, we must say that 3245 is a composite number.
- Thus, 3245 is the composite number.
- If we multiply 3245 by 1, 2, 3 then we get the multiples of 3245 which are 3245, 6490 and so on.
3245 is a Composite number or Prime number
About the number 3245:
- 3245 has more than two factors which are 1, 5, 11, 55, 59, 295, 649 and 3245 and hence it is the composite number.
- 3245 is the odd composite number and it is not the perfect square also.
- If we divide 3245 by 1, 5, 11, 55, 59, 295, 649 and 3245 then we get remainder as zero. Hence 1, 5, 11, 55, 59, 295, 649 and 3245 are the factors of 3245
Note:
- 3245 is not the perfect square.
- Factors of 3245: 1, 5, 11, 55, 59, 295, 649 and 3245
- Prime factors of 3245: 5, 11, 59
Conclusion:
- 3245 is the composite number which has factors 1, 5, 11, 55, 59, 295, 649 and 3245.
- And hence, 3245 is not the prime number.
Multiple Choice Questions:
1) 3245 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 3245 are
a) 1
b) 5, 11, 59
c) 1, 5, 11, 55, 59, 295, 649 and 3245
d) 1, 55, 295, 649 and 3245
Ans: d) 1, 55, 295, 649 and 3245
3) 3245 is the odd composite number because
a) It has factors 1, 5, 11, 55, 59, 295, 649 and 3245
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
Why the below numbers are composite numbers
- Is 3243 a Composite number- Click Here
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