Is 764 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 764 is composite or not first we have to find its factors.
Contents
Factors of 764:
- If we have taken numbers from 1, 2, 3…for checking factors of 764, we found that 764 has factors 1, 2, 4, 191, 382 and 764. Hence, we must say that 764 is a composite number.
- Thus, 764 is the composite umber.
- If we multiply 764 by 1, 2, 3 then we get the multiples of 764 which are 764, 1528 and so on.
About the number 764:
- 764 has more than two factors which are 1, 2, 4, 191, 382 and 764 and hence it is the composite number.
- 764 is the even composite number and it is not the perfect square also.
- If we divide 764 by 1, 2, 4, 191, 382 and 764 then we get remainder as zero. Hence, 1, 2, 4, 191, 382 and 764 are the factors of 764.
Note:
- 764 is not the perfect square.
- Factors of 764: 1, 2, 4, 191, 382 and 764
- Prime factors of 764: 2, 191
Conclusion:
- 764 is the composite number which has factors 1, 2, 4, 191, 382 and 764
- And hence, 764 is not the prime number.
Multiple Choice Questions:
1) 764 is a
a) Odd number
b) Prime number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 764 are
a) 1
b) 2, 191
c) 1, 4, 382 and 764
d) 1, 2, 4, 191, 382 and 764
Ans: b) 2, 191
3) 764 is the composite number because
a) It has factors 1, 2, 4, 191, 382 and 764
b) It has only prime factors
c) Divisible by 2
d) Both a and b
Ans: a) It has factors 1, 2, 4, 191, 382 and 764