Is 4385 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 4385 is composite or not first we have to find its factors.
Factors of 4385:
- If we have taken numbers from 1, 2, 3…for checking factors of 4385, we found that 4385 has factors 1, 5, 877 and 4385. Hence, we must say that 4385 is a composite number.
- Thus, 4385 is the composite number.
- If we multiply 4385 by 1, 2, 3 then we get the multiples of 4385 which are 4385, 8770 and so on.
4385 is a Composite number or Prime number
About the number 4385:
- 4385 has more than two factors which are 1, 5, 877 and 4385 and hence it is the composite number.
- 4385 is the odd composite number and it is not the perfect square also.
- If we divide 4385 by 1, 5, 877 and 4385 then we get remainder as zero. Hence 1, 5, 877 and 4385 are the factors of 4385
Note:
- 4385 is not the perfect square.
- Factors of 4385:1, 5, 877 and 4385
- Prime factors of 4385: 5, 877
Conclusion:
- 4385 is the composite number which has factors 1, 5, 877 and 4385.
- And hence, 4385 is not the prime number.
Multiple Choice Questions:
1) 4385 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 4385 are
a) 1
b) 5, 877
c) 1, 5, 877 and 4385
d) 1 and 4385
Ans: d) 1 and 4385
3) 4385 is the odd composite number because
a) It has factors 1, 5, 877 and 4385
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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