Is 712 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 712 is composite or not first we have to find its factors.
Contents
Factors of 712:
- If we have taken numbers from 1, 2, 3…for checking factors of 712, we found that 712 has factors 1, 2, 4, 8, 89, 178, 356 and 712. Hence, we must say that 712 is a composite number.
- Thus, 712 is the composite umber.
- If we multiply 712 by 1, 2, 3 then we get the multiples of 712 which are 712, 1424 and so on.
About the number 712:
- 712 has more than two factors which are 1, 2, 4, 8, 89, 178, 356 and 712 and hence it is the composite number.
- 712 is the even composite number and it is not the perfect square also.
- If we divide 712 by 1, 2, 4, 8, 89, 178, 356 and 712 then we get remainder as zero. Hence, 1, 2, 4, 8, 89, 178, 356 and 712 are the factors of 712.
Note:
- 712 is not the perfect square.
- Factors of 712: 1, 2, 4, 8, 89, 178, 356 and 712
- Prime factors of 712: 2, 89
Conclusion:
- 712 is the composite number which has factors 1, 2, 4, 8, 89, 178, 356 and 712
- And hence, 712 is not the prime number.
Multiple Choice Questions:
1) 712 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 712 are
a) 4, 8, 178, 356,712
b) 2, 89
c) 1, 4, 8, 178, 356 and 712
d) 1, 2, 4, 8, 89, 178, 356 and 712
Ans: a) 4, 8, 178, 356, 712
3) 712 is the composite number because
a) It has factors 1, 2, 4, 8, 89, 178, 356 and 712
b) More than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b