Is 2247 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 2247 is composite or not first we have to find its factors.
Contents
Factors of 2247:
- If we have taken numbers from 1, 2, 3…for checking factors of 2247, we found that 2247 has factors 1, 3, 7, 21, 107, 321, 749 and 2247. Hence, we must say that 2247 is a composite number.
- Thus, 2247 is the composite number.
- If we multiply 2247 by 1, 2, 3 then we get the multiples of 2247 which are 2247, 4494 and so on.
2247 is a Composite number or Prime number
About the number 2247:
- 2247 has more than two factors which are 1, 3, 7, 21, 107, 321, 749 and 2247 and hence it is the composite number.
- 2247 is the odd composite number and it is not the perfect square also.
- If we divide 2247 by 1, 3, 7, 21, 107, 321, 749 and 2247 then we get remainder as zero. Hence, 1, 3, 7, 21, 107, 321, 749 and 2247 are the factors of 2247
Note:
- 2247 is not the perfect square.
- Factors of 2247: 1, 3, 7, 21, 107, 321, 749 and 2247
- Prime factors of 2247: 3, 7, 107
Conclusion:
- 2247 is the composite number which has factors 1, 3, 7, 21, 107, 321, 749 and 2247.
- And hence, 2247 is not the prime number.
Multiple Choice Questions:
1) 2247 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 2247 are
a) 1
b) 3, 7, 107
c) 1 and 2247
d) 1, 3, 7, 21, 107, 321, 749 and 2247
Ans: b) 3, 7, 107
3) 2247 is the composite number because
a) It has factors 1, 3, 7, 21, 107, 321, 749 and 2247
b) It has more than two factors
c) It is not divisible by 2
d) Both a and b
Ans: d) both a and b