Is 4247 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 4247 is composite or not first we have to find its factors.
Contents
Factors of 4247:
- If we have taken numbers from 1, 2, 3…for checking factors of 4247, we found that 4247 has factors 1, 31, 137 and 4247. Hence, we must say that 4247 is a composite number.
- Thus, 4247 is the composite number.
- If we multiply 4247 by 1, 2, 3 then we get the multiples of 4247 which are 4247, 8494 and so on.
4247 is a Composite number or Prime number
About the number 4247:
- 4247 has more than two factors which are 1, 31, 137 and 4247 and hence it is the composite number.
- 4247 is the odd composite number and it is not the perfect square also.
- If we divide 4247 by 1, 31, 137 and 4247 then we get remainder as zero. Hence 1, 31, 137 and 4247 are the factors of 4247
Note:
- 4247 is not the perfect square.
- Factors of 4247:1, 31, 137 and 4247
- Prime factors of 4247: 31, 137
Conclusion:
- 4247 is the composite number which has factors 1, 31, 137 and 4247.
- And hence, 4247 is not the prime number.
Multiple Choice Questions:
1) 4247 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 4247 are
a) 1
b) 31, 137
c) 1, 31, 137 and 4247
d) 1 and 4247
Ans: d) 1 and 4247
3) 4247 is the odd composite number because
a) It has factors 1, 31, 137 and 4247
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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