Is 2881 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 2881 is composite or not first we have to find its factors.
Contents
Factors of 2881:
- If we have taken numbers from 1, 2, 3…for checking factors of 2881, we found that 2881 has factors 1, 43, 67 and 2881. Hence, we must say that 2881 is a composite number.
- Thus, 2881 is the composite number.
- If we multiply 2881 by 1, 2, 3 then we get the multiples of 2881 which are 2881, 5762 and so on.
2881 is a Composite number or Prime number
About the number 2881:
- 2881 has more than two factors which are 1, 43, 67 and 2881 and hence it is the composite number.
- 2881 is the odd composite number and it is not the perfect square also.
- If we divide 2881 by 1, 43, 67 and 2881 then we get remainder as zero. Hence 1, 43, 67 and 2881 are the factors of 2881
Note:
- 2881 is not the perfect square.
- Factors of 2881: 1, 43, 67 and 2881
- Prime factors of 2881: 43, 67
Conclusion:
- 2881 is the composite number which has factors 1, 43, 67 and 2881.
- And hence, 2881 is not the prime number.
Multiple Choice Questions:
1) 2881 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 2881 are
a) 1
b) 43, 67
c) 1, 43, 67 and 2881
d) 1 and 2881
Ans: d) 1 and 2881
3) 2881 is the odd composite number because
a) It has factors 1, 43, 67 and 2881
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all