Is 4520 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 4520 is composite or not first we have to find its factors.
Contents
Factors of 4520:
- If we have taken numbers from 1, 2, 3…for checking factors of 4520 we found that 4520 has factors 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520. Hence, we must say that 4520 is a composite number.
- Thus, 4520 is the composite number.
- If we multiply 4520 by 1, 2, 3 then we get the multiples of 4520 which are 4520, 9040 and so on.
About the number 4520:
- 4520 has more than two factors which are 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520 and hence it is the composite number.
- 4520 is the even composite number and it is not the perfect square also.
- If we divide 4520 by, 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520 then we get remainder as zero. Hence, 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520 are the factors of 4520.
Note:
- 4520 is not the perfect square.
- Factors of 4520: 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520
- Prime factors of 4520: 2, 5, 113
Conclusion:
- 4520 is the composite number which has factors, 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520
- And hence, 4520 is not the prime number.
Multiple Choice Questions:
1) 4520 is a
a) Prime number
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b) Even number
c) Composite number
d) Both b and c
Ans: d) both b and c
2) The composite factors of a composite number 4520 are
a) 4520
b) 2, 5, 113
c) 4, 8, 10, 20, 40, 226, 452, 565, 904, 1130, 2260 and 4520
d) 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520
Ans: c) 4, 8, 10, 20, 40, 226, 452, 565, 904, 1130, 2260 and 4520
3) 4520 is composite number because
a) It has factors 1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260 and 4520
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b
