Is 2493 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 2493 is composite or not first we have to find its factors.
Contents
Factors of 2493:
- If we have taken numbers from 1, 2, 3…for checking factors of 2493, we found that 2493 has factors 1, 3, 9, 277, 831 and 2493. Hence, we must say that 2493 is a composite number.
- Thus, 2493 is the composite number.
- If we multiply 2493 by 1, 2, 3 then we get the multiples of 2493 which are 2493, 4986 and so on.
2493 is a Composite number or Prime number
About the number 2493:
- 2493 has more than two factors which are 1, 3, 9, 277, 831 and 2493 and hence it is the composite number.
- 2493 is the odd composite number and it is not the perfect square also.
- If we divide 2493 by 1, 3, 9, 277, 831 and 2493 then we get remainder as zero. Hence 1, 3, 9, 277, 831 and 2493 are the factors of 2493
Note:
- 2493 is not the perfect square.
- Factors of 2493: 1, 3, 9, 277, 831 and 2493
- Prime factors of 2493: 3, 277
Conclusion:
- 2493 is the composite number which has factors 1, 3, 9, 277, 831 and 2493.
- And hence, 2493 is not the prime number.
Multiple Choice Questions:
1) 2493 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 2493 are
a) 1
b) 3, 277
c) 1 and 2493
d) 1, 3, 9, 277, 831 and 2493
Ans: b) 3, 277
3) 2493 is the composite number because
a) It has factors 1, 3, 9, 277, 831 and 2493
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