Is 548 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 548 is composite or not first we have to find its factors.
Contents
Factors of 548:
- If we have taken numbers from 1, 2, 3…for checking factors of 548, we found that 548 has factors 1, 2, 4, 137, 274 and 548. Hence, we must say that 548 is a composite number.
- Thus, 548 is the composite umber.
- If we multiply 548 by 1, 2, 3 then we get the multiples of 548 which are 548, 1096 and so on.
About the number 548:
- 548 has more than two factors which are 1, 2, 4, 137, 274 and 548 and hence it is the composite number.
- 548 is the even composite number and it is not the perfect square also.
- If we divide 548 by 1, 2, 4, 137, 274 and 548 then we get remainder as zero. Hence, 1, 2, 4, 137, 274 and 548 are the factors of 548.
Note:
- 548 is not the perfect square.
- Factors of 548: 1, 2, 4, 137, 274 and 548
- Prime factors of 548: 2, 137
Conclusion:
- 548 is the composite number which has factors 1, 2, 4, 137, 274 and 548
- And hence, 548 is not the prime number.
Multiple Choice Questions:
1) 548 is a
a) Prime number
b) Even number
c) Composite number
d) Both b and c
Ans: d) both b and c
2) The prime factors of a composite number 548 are
a) 1
b) 2, 137
c) 1, 4, 274 and 548
d) 1, 2, 4, 137, 274 and 548
Ans: b) 2, 137
3) 548 is the even composite number because
a) It has two factors
b) More than two factors
c) Divisible by 2
d) Both b and c
Ans: d) both b and c