Is 834 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 834 is composite or not first we have to find its factors.
Contents
Factors of 834:
- If we have taken numbers from 1, 2, 3…for checking factors of 834, we found that 834 has factors 1, 2, 3, 6, 139, 278, 417 and 834. Hence, we must say that 834 is a composite number.
- Thus, 834 is the composite umber.
- If we multiply 834 by 1, 2, 3 then we get the multiples of 834 which are 834, 1668 and so on.
About the number 834:
- 834 has more than two factors which are 1, 2, 3, 6, 139, 278, 417 and 834 and hence it is the composite number.
- 834 is the even composite number and it is not the perfect square also.
- If we divide 834 by 1, 2, 3, 6, 139, 278, 417 and 834 then we get remainder as zero. Hence, 1, 2, 3, 6, 139, 278, 417 and 834 are the factors of 834.
Note:
- 834 is not the perfect square.
- Factors of 834: 1, 2, 3, 6, 139, 278, 417 and 834
- Prime factors of 834: 2, 3, 139
Conclusion:
- 834 is the composite number which has factors 1, 2, 3, 6, 139, 278, 417 and 834
- And hence, 834 is not the prime number.
Multiple Choice Questions:
1) 834 is a
a) Odd number
b) Prime number
c) Composite number
d) Both b and c
Ans: c) composite number
3) The prime factors of a composite number 834 are
a) 1
b) 2, 3, 139
c) 1, 6, 278, 417 and 834
d) 1, 2, 3, 6, 139, 278, 417 and 834
Ans: b) 2, 3, 139
3) 834 is the composite number because
a) It has factors 1, 2, 3, 6, 139, 278, 417 and 834
b) It has only prime factors
c) Divisible by 2
d) Both a and b
Ans: a) It has factors 1, 2, 3, 6, 139, 278, 417 and 834