Is 3908 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 3908 is composite or not first we have to find its factors.
Contents
Factors of 3908:
- If we have taken numbers from 1, 2, 3…for checking factors of 3908, we found that 3908 has factors 1, 2, 4, 977, 1954 and 3908. Hence, we must say that 3908 is a composite number.
- Thus, 3908 is the composite number.
- If we multiply 3908 by 1, 2, 3 then we get the multiples of 3908 which are 3908, 7816 and so on.
About the number 3908:
- 3908 has more than two factors which are 1, 2, 4, 977, 1954 and 3908 and hence it is the composite number.
- 3908 is the even composite number and it is not the perfect square also.
- If we divide 3908 by, 1, 2, 4, 977, 1954 and 3908 then we get remainder as zero. Hence, 1, 2, 4, 977, 1954 and 3908 are the factors of 3908.
Note:
- 3908 is not the perfect square.
- Factors of 3908: 1, 2, 4, 977, 1954 and 3908
- Prime factors of 3908: 2, 977
Conclusion:
- 3908 is the composite number which has factors, 1, 2, 4, 977, 1954 and 3908
- And hence, 3908 is not the prime number.
Multiple Choice Questions:
1) 3908 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 3908 are
a) 3908
b) 2, 977
c) 4, 1954 and 3908
d) 1, 2, 4, 977, 1954 and 3908
Ans: c) 4, 1954 and 3908
3) 3908 is composite number because
a) It has factors 1, 2, 4, 977, 1954 and 3908
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b