Is 3875 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 3875 is composite or not first we have to find its factors.
Contents
Factors of 3875:
- If we have taken numbers from 1, 2, 3…for checking factors of 3875, we found that 3875 has factors 1, 5, 25, 31, 125, 155, 775 and 3875. Hence, we must say that 3875 is a composite number.
- Thus, 3875 is the composite number.
- If we multiply 3875 by 1, 2, 3 then we get the multiples of 3875 which are 3875, 7750 and so on.
3875 is a Composite number or Prime number
About the number 3875:
- 3875 has more than two factors which are 1, 5, 25, 31, 125, 155, 775 and 3875 and hence it is the composite number.
- 3875 is the odd composite number and it is not the perfect square also.
- If we divide 3875 by 1, 5, 25, 31, 125, 155, 775 and 3875 then we get remainder as zero. Hence 1, 5, 25, 31, 125, 155, 775 and 3875 are the factors of 3875
Note:
- 3875 is not the perfect square.
- Factors of 3875:1, 5, 25, 31, 125, 155, 775 and 3875
- Prime factors of 3875: 5, 31
Conclusion:
- 3875 is the composite number which has factors 1, 5, 25, 31, 125, 155, 775 and 3875.
- And hence, 3875 is not the prime number.
Multiple Choice Questions:
1) 3875 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 3875 are
a) 1
b) 5, 31
c) 1, 5, 25, 31, 125, 155, 775 and 3875
d) 1, 25, 125, 155, 775 and 3875
Ans: d) 1, 25, 125, 155, 775 and 3875
3) 3875 is the odd composite number because
a) It has factors 1, 5, 25, 31, 125, 155, 775 and 3875
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
Why the below numbers are composite numbers
- Is 3873 a Composite number- Click Here
- Is 3871 a Composite number- Click Here