Is 849 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 849 is composite or not first we have to find its factors.
Contents
Factors of 849:
- If we have taken numbers from 1, 2, 3…for checking factors of 849, we found that 849 has factors 1, 3, 283 and 849. Hence, we must say that 849 is a composite number.
- Thus, 849 is the composite number.
- If we multiply 849 by 1, 2, 3 then we get the multiples of 849 which are 849, 1698 and so on.
849 is a Composite number or Prime number
About the number 849:
- 849 has more than two factors which are 1, 3, 283 and 849 and hence it is the composite number.
- 849 is the odd composite number and it is not the perfect square also.
- If we divide 849 by 1, 3, 283 and 849 then we get remainder as zero. Hence, 1, 3, 383 and 849 are the factors of 849
Note:
- 849 is not the perfect square.
- Factors of 849: 1, 3, 283 and 849
- Prime factors of 849: 3, 283
Conclusion:
- 849 is the composite number which has factors 1, 3, 283 and 849.
- And hence, 849 is not the prime number.
Multiple Choice Questions:
1) 849 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 849 are
a) 1
b) 2, 283
c) 1 and 849
d) 1, 2, 283 and 849
Ans: b) 2, 283
3) 849 is the odd composite number because
a) It has factors 1, 2, 283 and 849
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c