Is 2873 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 2873 is composite or not first we have to find its factors.
Contents
Factors of 2873:
- If we have taken numbers from 1, 2, 3…for checking factors of 2873, we found that 2873 has factors 1, 13, 17, 169, 221 and 2873. Hence, we must say that 2873 is a composite number.
- Thus, 2873 is the composite number.
- If we multiply 2873 by 1, 2, 3 then we get the multiples of 2873 which are 2873, 5746 and so on.
2873 is a Composite number or Prime number
About the number 2873:
- 2873 has more than two factors which are 1, 13, 17, 169, 221 and 2873 and hence it is the composite number.
- 2873 is the odd composite number and it is not the perfect square also.
- If we divide 2873 by 1, 13, 17, 169, 221 and 2873 then we get remainder as zero. Hence 1, 13, 17, 169, 221 and 2873 are the factors of 2873
Note:
- 2873 is not the perfect square.
- Factors of 2873: 1, 13, 17, 169, 221 and 2873
- Prime factors of 2873: 13, 17
Conclusion:
- 2873 is the composite number which has factors 1, 13, 17, 169, 221 and 2873.
- And hence, 2873 is not the prime number.
Multiple Choice Questions:
1) 2873 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 2873 are
a) 1
b) 13, 17
c) 1, 13, 17, 169, 221 and 2873
d) 1, 169, 221 and 2873
Ans: d) 1, 169, 221 and 2873
3) 2873 is the odd composite number because
a) It has factors 1, 13, 17, 169, 221 and 2873
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all