Is 724 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 724 is composite or not first we have to find its factors.
Contents
Factors of 724:
- If we have taken numbers from 1, 2, 3…for checking factors of 724, we found that 724 has factors 1, 2, 4, 181, 362 and 724. Hence, we must say that 724 is a composite number.
- Thus, 724 is the composite umber.
- If we multiply 724 by 1, 2, 3 then we get the multiples of 724 which are 724, 1448 and so on.
About the number 724:
- 724 has more than two factors which are 1, 2, 4, 181, 362 and 724 and hence it is the composite number.
- 724 is the even composite number and it is not the perfect square also.
- If we divide 724 by 1, 2, 4, 181, 362 and 724 then we get remainder as zero. Hence, 1, 2, 4, 181, 362 and 724 are the factors of 724.
Note:
- 724 is not the perfect square.
- Factors of 724: 1, 2, 4, 181, 362 and 724
- Prime factors of 724: 2, 181
Conclusion:
- 724 is the composite number which has factors 1, 2, 4, 181, 362 and 724
- And hence, 724 is not the prime number.
Multiple Choice Questions:
1) 724 is a
a) perfect square number
b) Even number
c) Composite number
d) Both b and c
Ans: d) both b and c
2) The composite factors of a composite number 724 are
a) 4, 362 724
b) 2, 181
c) 1, 4, 362 and 724
d) 1, 2, 4, 181, 362 and 724
Ans: a) 4, 362 724
3) 724 is the composite number because
a) It has factors 1, 2, 4, 181, 362 and 724
b) More than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b