Is 896 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 896 is composite or not first we have to find its factors.
Contents
Factors of 896:
- If we have taken numbers from 1, 2, 3…for checking factors of 896, we found that 896 has factors 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896. Hence, we must say that 896 is a composite number.
- Thus, 896 is the composite umber.
- If we multiply 896 by 1, 2, 3 then we get the multiples of 896 which are 896, 1792 and so on.
About the number 896:
- 896 has more than two factors which are 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896 and hence it is the composite number.
- 896 is the even composite number and it is not the perfect square also.
- If we divide 896 by 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896 then we get remainder as zero. Hence, 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896 are the factors of 896.
Note:
- 896 is not the perfect square.
- Factors of 896: 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896
- Prime factors of 896: 2, 3, 149
Conclusion:
- 896 is the composite number which has factors 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896
- And hence, 896 is not the prime number.
Multiple Choice Questions:
1) 896 is a
a) Odd number
b) Prime number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 896 are
a) 1
b) 2, 7
c) 1, 4, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896
d) 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896
Ans: b) 2, 7
3) 896 is the composite number because
a) It has factors 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896
b) It has only prime factors
c) Divisible by 2
d) Both a and b
Ans: a) It has factors 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448 and 896