Is 375 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 375 is composite or not first we have to find its factors.
Contents
Factors of 375:
- If we have taken numbers from 1, 2, 3…for checking factors of 375, we found that 375 has factors 1, 3, 5, 15, 25, 75, 125 and 375. Hence, we must say that 375 is a composite number.
- Thus, 375 is the composite number.
- If we multiply 375 by 1, 2, 3 then we get the multiples of 375 which are 375, 750 and so on.
375 is a Composite number or Prime number
About the number 375:
- 375 has more than two factors which are 1, 3, 5, 15, 25, 75, 125 and 375 and hence it is the composite number.
- 375 is the odd composite number and it is not the perfect square also.
- If we divide 375 by 1, 3, 5, 15, 25, 75, 125 and 375 then we get remainder as zero. Hence, 1, 3, 5, 15, 25, 75, 125 and 375 are the factors of 375.
Note:
- 375 is not the perfect square.
- Factors of 375: 1, 3, 5, 15, 25, 75, 125 and 375
- Prime factors of 375: 3, 5
Conclusion:
- 375 is the composite number which has factors 1, 3, 5, 15, 25, 75, 125 and 375.
- And hence, 375 is not the prime number.
Multiple Choice Questions:
1) 375 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 375 are
a) 1
b) 3, 5
c) 1, 15, 25, 75, 125 and 375
d) 1, 3, 5, 15, 25, 75, 125 and 375
Ans: b) 3, 5
3) 375 is the odd composite number because
a) It has factors 1, 3, 5, 15, 25, 75, 125 and 375
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c