Is 4255 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 4255 is composite or not first we have to find its factors.
Contents
Factors of 4255:
- If we have taken numbers from 1, 2, 3…for checking factors of 4255, we found that 4255 has factors 1, 5, 23, 37, 115, 185, 851 and 4255. Hence, we must say that 4255 is a composite number.
- Thus, 4255 is the composite number.
- If we multiply 4255 by 1, 2, 3 then we get the multiples of 4255 which are 4255, 8510 and so on.
4255 is a Composite number or Prime number
About the number 4255:
- 4255 has more than two factors which are 1, 5, 23, 37, 115, 185, 851 and 4255 and hence it is the composite number.
- 4255 is the odd composite number and it is not the perfect square also.
- If we divide 4255 by 1, 5, 23, 37, 115, 185, 851 and 4255 then we get remainder as zero. Hence 1, 5, 23, 37, 115, 185, 851 and 4255 are the factors of 4255
Note:
- 4255 is not the perfect square.
- Factors of 4255:1, 5, 23, 37, 115, 185, 851 and 4255
- Prime factors of 4255: 5, 23, 37
Conclusion:
- 4255 is the composite number which has factors 1, 5, 23, 37, 115, 185, 851 and 4255.
- And hence, 4255 is not the prime number.
Multiple Choice Questions:
1) 4255 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 4255 are
a) 1
b) 5, 23, 37
c) 1, 5, 23, 37, 115, 185, 851 and 4255
d) 1, 115, 185, 851 and 4255
Ans: d) 1,115, 185, 851 and 4255
3) 4255 is the odd composite number because
a) It has factors 1, 5, 23, 37, 115, 185, 851 and 4255
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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