Is 3161 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 3161 is composite or not first we have to find its factors.
Contents
Factors of 3161:
- If we have taken numbers from 1, 2, 3…for checking factors of 3161, we found that 3161 has factors 1, 29, 109 and 3161. Hence, we must say that 3161 is a composite number.
- Thus, 3161 is the composite number.
- If we multiply 3161 by 1, 2, 3 then we get the multiples of 3161 which are 3161, 6322 and so on.
3161 is a Composite number or Prime number
About the number 3161:
- 3161 has more than two factors which are 1, 29, 109 and 3161 and hence it is the composite number.
- 3161 is the odd composite number and it is not the perfect square also.
- If we divide 3161 by 1, 29, 109 and 3161 then we get remainder as zero. Hence 1, 29, 109 and 3161 are the factors of 3161
Note:
- 3161 is not the perfect square.
- Factors of 3161: 1, 29, 109 and 3161
- Prime factors of 3161: 29, 109
Conclusion:
- 3161 is the composite number which has factors 1, 29, 109 and 3161.
- And hence, 3161 is not the prime number.
Multiple Choice Questions:
1) 3161 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 3161 are
a) 1
b) 29, 109
c) 1, 29, 109 and 3161
d) 1 and 3161
Ans: d) 1 and 3161
3) 3161 is the odd composite number because
a) It has factors 1, 29, 109 and 3161
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
Why the below numbers are composite numbers
- Is 3149 a Composite number- Click Here
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