Is 2224 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 2224 is composite or not first we have to find its factors.
Contents
Factors of 2224:
- If we have taken numbers from 1, 2, 3…for checking factors of 2224, we found that 2224 has factors 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224. Hence, we must say that 2224 is a composite number.
- Thus, 2224 is the composite number.
- If we multiply 2224 by 1, 2, 3 then we get the multiples of 2224 which are 2224, 4448 and so on.
About the number 2224:
- 2224 has more than two factors which are 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224 and hence it is the composite number.
- 2224 is the even composite number and it is not the perfect square also.
- If we divide 2224 by, 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224 then we get remainder as zero. Hence, 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224 are the factors of 2224.
Note:
- 2224 is not the perfect square.
- Factors of 2224: 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224
- Prime factors of 2224: 2, 139
Conclusion:
- 2224 is the composite number which has factors 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224
- And hence, 2224 is not the prime number.
Multiple Choice Questions:
1) 2224 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 2224 are
a) 2224
b) 2, 139
c) 1, 4, 8, 16, 278, 556, 1112 and 2224
d) 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224
Ans: c) 1, 4, 8, 16, 278, 556, 1112 and 2224
3) 2224 is composite number because
a) It has factors 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: a) it has factors 1, 2, 4, 8, 16, 139, 278, 556, 1112 and 2224