Is 3260 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 3260 is composite or not first we have to find its factors.
Contents
Factors of 3260:
- If we have taken numbers from 1, 2, 3…for checking factors of 3260, we found that 3260 has factors 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260. Hence, we must say that 3260 is a composite number.
- Thus, 3260 is the composite number.
- If we multiply 3260 by 1, 2, 3 then we get the multiples of 3260 which are 3260, 6520 and so on.
About the number 3260:
- 3260 has more than two factors which are 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260 and hence it is the composite number.
- 3260 is the even composite number and it is not the perfect square also.
- If we divide 3260 by, 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260 then we get remainder as zero. Hence, 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260 are the factors of 3260.
Note:
- 3260 is not the perfect square.
- Factors of 3260: 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260
- Prime factors of 3260: 2, 5, 163
Conclusion:
- 3260 is the composite number which has factors, 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260
- And hence, 3260 is not the prime number.
Multiple Choice Questions:
1) 3260 is a
a) Prime number
b) Even number
c) Composite number
d) Both b and c
Ans: d) both b and c
2) The prime factors of a composite number 3260 are
a) 3260
b) 2, 5, 163
c) 4, 10, 20, 326, 652, 815, 1630 and 3260
d) 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260
Ans: b) 2, 5, 163
3) 3260 is composite number because
a) It has factors 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: a) It has factors 1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630 and 3260