Is 2458 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 2458 is composite or not first we have to find its factors.
Contents
Factors of 2458:
- If we have taken numbers from 1, 2, 3…for checking factors of 2458, we found that 2458 has factors 1, 2, 1229 and 2458. Hence, we must say that 2458 is a composite number.
- Thus, 2458 is the composite number.
- If we multiply 2458 by 1, 2, 3 then we get the multiples of 2458 which are 2458, 4916 and so on.
About the number 2458:
- 2458 has more than two factors which are 1, 2, 1229 and 2458 and hence it is the composite number.
- 2458 is the even composite number and it is not the perfect square also.
- If we divide 2458 by, 1, 2, 1229 and 2458 then we get remainder as zero. Hence, 1, 2, 1229 and 2458 are the factors of 2458.
Note:
- 2458 is not the perfect square.
- Factors of 2458: 1, 2, 1229 and 2458
- Prime factors of 2458: 2, 1229
Conclusion:
- 2458 is the composite number which has factors 1, 2, 1229 and 2458
- And hence, 2458 is not the prime number.
Multiple Choice Questions:
1) 2458 is a
a) Even number
b) Odd number
c) Composite number
d) Both a and c
Ans: d) both a and d
2) The prime factors of a composite number 2458 are
a) 2458
b) 2, 1229
c) 1 and 2458
d) 1, 2, 1229 and 2458
Ans: b) 2, 1229
3) 2458 is composite number because
a) It has factors 1, 2, 1229 and 2458
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b