Is 4891 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 4891 is composite or not first we have to find its factors.
Contents
Factors of 4891:
- If we have taken numbers from 1, 2, 3…for checking factors of 4891, we found that 4891 has factors 1, 67, 73 and 4891. Hence, we must say that 4891 is a composite number.
- Thus, 4891 is the composite number.
- If we multiply 4891 by 1, 2, 3 then we get the multiples of 4891 which are 4891, 9782 and so on.
4891 is a Composite number or Prime number
About the number 4891:
- 4891 has more than two factors which 1, 67, 73 and 4891 are hence it is the composite number.
- 4891 is the odd composite number and it is not the perfect square also.
- If we divide 4891 by 1, 67, 73 and 4891 then we get remainder as zero. Hence 1, 67, 73 and 4891 are the factors of 4891.
Note:
- 4891 is not the perfect square.
- Factors of 4891:1, 67, 73 and 4891
- Prime factors of 4891:67, 73
Conclusion:
- 4891 is the composite number which has factors 1, 67, 73 and 4891.
- And hence, 4891 is not the prime number.
Multiple Choice Questions:
1) 4891 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 4891 are
a) 1
b) 67, 73
c) 1, 67, 73 and 4891
d) 1 and 4891
Ans: b) 67, 73
3) 4891 is the composite number because
a) It has factors 1, 67, 73 and 4891
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
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