Is 4161 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 4161 is composite or not first we have to find its factors.
Contents
Factors of 4161:
- If we have taken numbers from 1, 2, 3…for checking factors of 4161, we found that 4161 has factors 1, 3, 19, 57, 73, 219, 1387 and 4161. Hence, we must say that 4161 is a composite number.
- Thus, 4161 is the composite number.
- If we multiply 4161 by 1, 2, 3 then we get the multiples of 4161 which are 4161, 8322 and so on.
4161 is a Composite number or Prime number
About the number 4161:
- 4161 has more than two factors which are 1, 3, 19, 57, 73, 219, 1387 and 4161 and hence it is the composite number.
- 4161 is the odd composite number and it is not the perfect square also.
- If we divide 4161 by 1, 3, 19, 57, 73, 219, 1387 and 4161 then we get remainder as zero. Hence 1, 3, 19, 57, 73, 219, 1387 and 4161 are the factors of 4161
Note:
- 4161 is not the perfect square.
- Factors of 4161:1, 3, 19, 57, 73, 219, 1387 and 4161
- Prime factors of 4161: 3, 19, 73
Conclusion:
- 4161 is the composite number which has factors 1, 3, 19, 57, 73, 219, 1387 and 4161.
- And hence, 4161 is not the prime number.
Multiple Choice Questions:
1) 4161 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 4161 are
a) 1
b) 3, 19, 73
c) 1, 3, 19, 57, 73, 219, 1387 and 4161
d) 1, 57, 219, 1387 and 4161
Ans: d) 1, 57, 219, 1387 and 4161
3) 4161 is the odd composite number because
a) It has factors 1, 3, 19, 57, 73, 219, 1387 and 4161
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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