Is 3838 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 3838 is composite or not first we have to find its factors.
Contents
Factors of 3838:
- If we have taken numbers from 1, 2, 3…for checking factors of 3838, we found that 3838 has factors 1, 2, 19, 38, 101, 202, 1919 and 3838. Hence, we must say that 3838 is a composite number.
- Thus, 3838 is the composite number.
- If we multiply 3838 by 1, 2, 3 then we get the multiples of 3838 which are 3838, 7676 and so on.
About the number 3838:
- 3838 has more than two factors which are 1, 2, 19, 38, 101, 202, 1919 and 3838 and hence it is the composite number.
- 3838 is the even composite number and it is not the perfect square also.
- If we divide 3838 by, 1, 2, 19, 38, 101, 202, 1919 and 3838 then we get remainder as zero. Hence, 1, 2, 19, 38, 101, 202, 1919 and 3838 are the factors of 3838.
Note:
- 3838 is not the perfect square.
- Factors of 3838: 1, 2, 19, 38, 101, 202, 1919 and 3838
- Prime factors of 3838: 2, 19, 101
Conclusion:
- 3838 is the composite number which has factors, 1, 2, 19, 38, 101, 202, 1919 and 3838
- And hence, 3838 is not the prime number.
Multiple Choice Questions:
1) 3838 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 3838 are
a) 3838
b) 2, 19, 101
c) 38, 202, 1919 and 3838
d) 1, 2, 19, 38, 101, 202, 1919 and 3838
Ans: c) 38, 202, 1919 and 3838
3) 3838 is composite number because
a) It has factors 1, 2, 19, 38, 101, 202, 1919 and 3838
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b