Is 2839 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 2839 is composite or not first we have to find its factors.
Contents
Factors of 2839:
- If we have taken numbers from 1, 2, 3…for checking factors of 2839, we found that 2839 has factors 1, 17, 167 and 2839. Hence, we must say that 2839 is a composite number.
- Thus, 2839 is the composite number.
- If we multiply 2839 by 1, 2, 3 then we get the multiples of 2839 which are 2839, 5678 and so on.
2839 is a Composite number or Prime number
About the number 2839:
- 2839 has more than two factors which are 1, 17, 167 and 2839 and hence it is the composite number.
- 2839 is the odd composite number and it is not the perfect square also.
- If we divide 2839 by 1, 17, 167 and 2839 then we get remainder as zero. Hence 1, 17, 167 and 2839 are the factors of 2839
Note:
- 2839 is not the perfect square.
- Factors of 2839: 1, 17, 167 and 2839
- Prime factors of 2839: 17, 167
Conclusion:
- 2839 is the composite number which has factors 1, 17, 167 and 2839.
- And hence, 2839 is not the prime number.
Multiple Choice Questions:
1) 2839 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 2839 are
a) 1
b) 17, 167
c) 1, 17, 167 and 2839
d) 1 and 2839
Ans: d) 1 and 2839
3) 2839 is the odd composite number because
a) It has factors 1, 17, 167 and 2839
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all