Is 4880 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 4880 is composite or not first we have to find its factors.
Contents
Factors of 4880:
- If we have taken numbers from 1, 2, 3…for checking factors of 4880 we found that 4880 has factors 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880. Hence, we must say that 4880 is a composite number.
- Thus, 4880 is the composite number.
- If we multiply 4880 by 1, 2, 3 then we get the multiples of 4880 which are 4880, 9760 and so on.
About the number 4880:
- 4880 has more than two factors which are 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880 and hence it is the composite number.
- 4880 is the even composite number and it is not the perfect square also.
- If we divide 4880 by, 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880 then we get remainder as zero. Hence, 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880 are the factors of 4880.
Note:
- 4880 is not the perfect square.
- Factors of 4880: 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880
- Prime factors of 4880: 2, 5, 61
Conclusion:
- 4880 is the composite number which has factors, 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880
- And hence, 4880 is not the prime number.
Multiple Choice Questions:
1) 4880 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 4880 are
a) 4880
b) 2, 5, 61
c) 4, 8, 10, 16, 20, 40, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880
d) 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880
Ans: b) 2, 5, 61
3) 4880 is even composite number because
a) It has factors 1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440 and 4880
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all