Is 2057 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 2057 is composite or not first we have to find its factors.
Contents
Factors of 2057:
- If we have taken numbers from 1, 2, 3…for checking factors of 2057, we found that 2057 has factors 1, 11, 17, 121, 187 and 2057. Hence, we must say that 2057 is a composite number.
- Thus, 2057 is the composite number.
- If we multiply 2057 by 1, 2, 3 then we get the multiples of 2057 which are 2057, 4114 and so on.
2057 is a Composite number or Prime number
About the number 2057:
- 2057 has more than two factors which are 1, 11, 17, 121, 187 and 2057 and hence it is the composite number.
- 2057 is the odd composite number and it is not the perfect square also.
- If we divide 2057 by 1, 11, 17, 121, 187 and 2057 then we get remainder as zero. Hence, 1, 11, 17, 121, 187 and 2057 are the factors of 2057
Note:
- 2057 is not the perfect square.
- Factors of 2057: 1, 11, 17, 121, 187 and 2057
- Prime factors of 2057: 11, 17
Conclusion:
- 2057 is the composite number which has factors 1, 11, 17, 121, 187 and 2057.
- And hence, 2057 is not the prime number.
Multiple Choice Questions:
1) 2057 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 2057 are
a) 1
b) 11, 17
c) 1, 121, 187 and 2057
d) 1, 11, 17, 121, 187 and 2057
Ans: b) 11, 17
3) 2057 is the composite number because
a) It has factors 1, 11, 17, 121, 187 and 2057
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