Is 837 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 837 is composite or not first we have to find its factors.
Contents
Factors of 837:
- If we have taken numbers from 1, 2, 3…for checking factors of 837, we found that 837 has factors 1, 3, 9, 27, 31, 93, 279 and 837. Hence, we must say that 837 is a composite number.
- Thus, 837 is the composite number.
- If we multiply 837 by 1, 2, 3 then we get the multiples of 837 which are 837, 1674 and so on.
837 is a Composite number or Prime number
About the number 837:
- 837 has more than two factors which are 1, 3, 9, 27, 31, 93, 279 and 837 and hence it is the composite number.
- 837 is the odd composite number and it is not the perfect square also.
- If we divide 837 by 1, 3, 9, 27, 31, 93, 279 and 837 then we get remainder as zero. Hence, 1, 3, 9, 27, 31, 93, 279 and 837 are the factors of 837
Note:
- 837 is not the perfect square.
- Factors of 837: 1, 3, 9, 27, 31, 93, 279 and 837
- Prime factors of 837: 3, 31
Conclusion:
- 837 is the composite number which has factors 1, 3, 9, 27, 31, 93, 279 and 837.
- And hence, 837 is not the prime number.
Multiple Choice Questions:
1) 837 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 837 are
a) 1
b) 3, 31
c) 1, 9, 27, 93, 279 and 837
d) 1, 3, 9, 27, 31, 93, 279 and 837
Ans: b) 3, 31
3) 837 is the odd composite number because
a) It has factors 1, 3, 9, 27, 31, 93, 279 and 837
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c