Is 2658 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 2658 is composite or not first we have to find its factors.
Contents
Factors of 2658:
- If we have taken numbers from 1, 2, 3…for checking factors of 2658, we found that 2658 has factors 1, 2, 3, 6, 443, 886, 1329 and 2658. Hence, we must say that 2658 is a composite number.
- Thus, 2658 is the composite number.
- If we multiply 2658 by 1, 2, 3 then we get the multiples of 2658 which are 2658, 5316 and so on.
About the number 2658:
- 2658 has more than two factors which are 1, 2, 3, 6, 443, 886, 1329 and 2658 and hence it is the composite number.
- 2658 is the even composite number and it is not the perfect square also.
- If we divide 2658 by, 1, 2, 3, 6, 443, 886, 1329 and 2658 then we get remainder as zero. Hence, 1, 2, 3, 6, 443, 886, 1329 and 2658 are the factors of 2658.
Note:
- 2658 is not the perfect square.
- Factors of 2658: 1, 2, 3, 6, 443, 886, 1329 and 2658
- Prime factors of 2658: 2, 3, 443
Conclusion:
- 2658 is the composite number which has factors, 1, 2, 3, 6, 443, 886, 1329 and 2658
- And hence, 2658 is not the prime number.
Multiple Choice Questions:
1) 2658 is a
a) Prime number
b) Odd number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The composite factors of a composite number 2658 are
a) 2658
b) 2, 3, 443
c) 6, 886, 1329 and 2658
d) 1, 2, 3, 6, 443, 886, 1329 and 2658
Ans: c) 6, 886, 1329 and 2658
3) 2658 is even composite number because
a) It has factors 1, 2, 3, 6, 443, 886, 1329 and 2658
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: d) both a and c