Is 498 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 498 is composite or not first we have to find its factors.
Contents
Factors of 498:
- If we have taken numbers from 1, 2, 3…for checking factors of 498, we found that 498 has factors 1, 2, 3, 6, 83, 166, 249 and 498. Hence, we must say that 498 is a composite number.
- Thus, 498 is the composite umber.
- If we multiply 498 by 1, 2, 3 then we get the multiples of 498 which are 498, 996 and so on.
About the number 498:
- 498 has more than two factors which are 1, 2, 3, 6, 83, 166, 249 and 498 and hence it is the composite number.
- 498 is the even composite number and it is not the perfect square also.
- If we divide 498 by 1, 2, 3, 6, 83, 166, 249 and 498 then we get remainder as zero. Hence,1, 2, 3, 6, 83, 166, 249 and 498 are the factors of 498.
Note:
- 498 is not the perfect square.
- Factors of 498: 1, 2, 3, 6, 83, 166, 249 and 498
- Prime factors of 498: 2, 3, 83
Conclusion:
- 498 is the composite number which has factors 1, 2, 3, 6, 83, 166, 249 and 498
- And hence, 498 is not the prime number.
Multiple Choice Questions:
1) 498 is a
a) Prime number
b) odd number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The non-prime factors of a composite number 498 are
a) 1
b) 2, 3, 83
c) 1, 6, 166, 249 and 498
d) 1, 2, 3, 6, 83, 166, 249 and 498
Ans: c) 1, 6, 166, 249 and 498
3) 498 is the composite number because
a) It has two factors
b) More than two factors
c) Divisible by 2
d) Both b and c
Ans: b) more than two factors