Is 3856 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 3856 is composite or not first we have to find its factors.
Contents
Factors of 3856:
- If we have taken numbers from 1, 2, 3…for checking factors of 3856, we found that 3856 has factors 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856. Hence, we must say that 3856 is a composite number.
- Thus, 3856 is the composite number.
- If we multiply 3856 by 1, 2, 3 then we get the multiples of 3856 which are 3856, 7712 and so on.
About the number 3856:
- 3856 has more than two factors which are 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856 and hence it is the composite number.
- 3856 is the even composite number and it is not the perfect square also.
- If we divide 3856 by, 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856 then we get remainder as zero. Hence, 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856 are the factors of 3856.
Note:
- 3856 is not the perfect square.
- Factors of 3856: 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856
- Prime factors of 3856: 2, 241
Conclusion:
- 3856 is the composite number which has factors, 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856
- And hence, 3856 is not the prime number.
Multiple Choice Questions:
1) 3856 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 3856 are
a) 3856
b) 2, 241
c) 4, 8, 16, 482, 964, 1928 and 3856
d) 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856
Ans: c) 4, 8, 16, 482, 964, 1928 and 3856
3) 3856 is composite number because
a) It has factors 1, 2, 4, 8, 16, 241, 482, 964, 1928 and 3856
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b