Is 3812 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 3812 is composite or not first we have to find its factors.
Contents
Factors of 3812:
- If we have taken numbers from 1, 2, 3…for checking factors of 3812, we found that 3812 has factors 1, 2, 4, 953, 1906 and 3812. Hence, we must say that 3812 is a composite number.
- Thus, 3812 is the composite number.
- If we multiply 3812 by 1, 2, 3 then we get the multiples of 3812 which are 3812, 7624 and so on.
About the number 3812:
- 3812 has more than two factors which are 1, 2, 4, 953, 1906 and 3812 and hence it is the composite number.
- 3812 is the even composite number and it is not the perfect square also.
- If we divide 3812 by, 1, 2, 4, 953, 1906 and 3812 then we get remainder as zero. Hence, 1, 2, 4, 953, 1906 and 3812 are the factors of 3812.
Note:
- 3812 is not the perfect square.
- Factors of 3812: 1, 2, 4, 953, 1906 and 3812
- Prime factors of 3812: 2, 953
Conclusion:
- 3812 is the composite number which has factors, 1, 2, 4, 953, 1906 and 3812
- And hence, 3812 is not the prime number.
Multiple Choice Questions:
1) 3812 is a
a) Prime number
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 3812 are
a) 3812
b) 2, 953
c) 4, 1906 and 3812
d) 1, 2, 4, 953, 1906 and 3812
Ans: c) 4, 1906 and 3812
3) 3812 is composite number because
a) It has factors 1, 2, 4, 953, 1906 and 3812
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b