Is 2922 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 2922 is composite or not first we have to find its factors.
Contents
Factors of 2922:
- If we have taken numbers from 1, 2, 3…for checking factors of 2922, we found that 2922 has factors 1, 2, 3, 6, 487, 974, 1461 and 2922. Hence, we must say that 2922 is a composite number.
- Thus, 2922 is the composite number.
- If we multiply 2922 by 1, 2, 3 then we get the multiples of 2922 which are 2922, 5844 and so on.
About the number 2922:
- 2922 has more than two factors which are 1, 2, 3, 6, 487, 974, 1461 and 2922 and hence it is the composite number.
- 2922 is the even composite number and it is not the perfect square also.
- If we divide 2922 by, 1, 2, 3, 6, 487, 974, 1461 and 2922 then we get remainder as zero. Hence, 1, 2, 3, 6, 487, 974, 1461 and 2922 are the factors of 2922.
Note:
- 2922 is not the perfect square.
- Factors of 2922: 1, 2, 3, 6, 487, 974, 1461 and 2922
- Prime factors of 2922: 2, 3, 487
Conclusion:
- 2922 is the composite number which has factors, 1, 2, 3, 6, 487, 974, 1461 and 2922
- And hence, 2922 is not the prime number.
Multiple Choice Questions:
1) 2922 is a
a) Prime number
b) Odd number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The composite factors of a composite number 2922 are
a) 2922
b) 2, 3, 487
c) 6, 974, 1461 and 2922
d) 1, 2, 3, 6, 487, 974, 1461 and 2922
Ans: c) 6, 974, 1461 and 2922
3) 2922 is even composite number because
a) It has factors 1, 2, 3, 6, 487, 974, 1461 and 2922
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: d) both a and c