Is 4878 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 4878 is composite or not first we have to find its factors.
Contents
Factors of 4878:
- If we have taken numbers from 1, 2, 3…for checking factors of 4878 we found that 4878 has factors 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878. Hence, we must say that 4878 is a composite number.
- Thus, 4878 is the composite number.
- If we multiply 4878 by 1, 2, 3 then we get the multiples of 4878 which are 4878, 9756 and so on.
About the number 4878:
- 4878 has more than two factors which are 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878 and hence it is the composite number.
- 4878 is the even composite number and it is not the perfect square also.
- If we divide 4878 by, 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878 then we get remainder as zero. Hence, 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878 are the factors of 4878.
Note:
- 4878 is not the perfect square.
- Factors of 4878: 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878
- Prime factors of 4878: 2, 3, 271
Conclusion:
- 4878 is the composite number which has factors, 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878
- And hence, 4878 is not the prime number.
Multiple Choice Questions:
1) 4878 is a
a) Prime number
b) even number
c) even Composite number
d) Both a and c
Ans: c) even composite number
2) The prime factors of a composite number 4878 are
a) 4878
b) 2, 3, 271
c) 6, 9, 18, 542, 813, 1626, 2439 and 4878
d) 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878
Ans: b) 2, 3, 271
3) 4878 is even composite number because
a) It has factors 1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439 and 4878
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all