Is 2228 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 2228 is composite or not first we have to find its factors.
Contents
Factors of 2228:
- If we have taken numbers from 1, 2, 3…for checking factors of 2228, we found that 2228 has factors 1, 2, 4, 557, 1114 and 2228. Hence, we must say that 2228 is a composite number.
- Thus, 2228 is the composite number.
- If we multiply 2228 by 1, 2, 3 then we get the multiples of 2228 which are 2228, 4456 and so on.
About the number 2228:
- 2228 has more than two factors which are1, 2, 4, 557, 1114 and 2228 and hence it is the composite number.
- 2228 is the even composite number and it is not the perfect square also.
- If we divide 2228 by, 1, 2, 4, 557, 1114 and 2228 then we get remainder as zero. Hence, 1, 2, 4, 557, 1114 and 2228 are the factors of 2228.
Note:
- 2228 is not the perfect square.
- Factors of 2228: 1, 2, 4, 557, 1114 and 2228
- Prime factors of 2228: 2, 557
Conclusion:
- 2228 is the composite number which has factors 1, 2, 4, 557, 1114 and 2228
- And hence, 2228 is not the prime number.
Multiple Choice Questions:
1) 2228 is a
a) Prime number
b) Odd number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 2228 are
a) 2228
b) 2, 557
c) 1, 4,1114 and 2228
d) 1, 2, 4, 557, 1114 and 2228
Ans: c) 1, 4, 1114 and 2228
3) 2228 is composite number because
a) It has factors 1, 2, 4, 557, 1114 and 2228
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: a) it has factors 1, 2, 4, 557, 1114 and 2228