Is 3091 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 3091 is composite or not first we have to find its factors.
Contents
Factors of 3091:
- If we have taken numbers from 1, 2, 3…for checking factors of 3091, we found that 3091 has factors 1, 11, 281 and 3091. Hence, we must say that 3091 is a composite number.
- Thus, 3091 is the composite number.
- If we multiply 3091 by 1, 2, 3 then we get the multiples of 3091 which are 3091, 6182 and so on.
3091 is a Composite number or Prime number
About the number 3091:
- 3091 has more than two factors which are 1, 11, 281 and 3091 and hence it is the composite number.
- 3091 is the odd composite number and it is not the perfect square also.
- If we divide 3091 by 1, 11, 281 and 3091 then we get remainder as zero. Hence 1, 11, 281 and 3091 are the factors of 3091
Note:
- 3091 is not the perfect square.
- Factors of 3091: 1, 11, 281 and 3091
- Prime factors of 3091: 11, 281
Conclusion:
- 3091 is the composite number which has factors 1, 11, 281 and 3091.
- And hence, 3091 is not the prime number.
Multiple Choice Questions:
1) 3091 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 3091 are
a) 1
b) 11, 281
c) 1, 11, 281 and 3091
d) 1 and 3091
Ans: d) 1 and 3091
3) 3091 is the odd composite number because
a) It has factors 1, 11, 281 and 3091
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all