Is 266 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 266 is composite or not first we have to find its factors.
Contents
Factors of 266:
- If we have taken numbers from 1, 2, 3…for checking factors of 266, we found that 266 has factors 1, 2, 7, 14, 19, 38, 133 and 266. Hence, we must say that 266 is a composite number.
- Thus, 266 is the composite umber.
- If we multiply 266 by 1, 2, 3 then we get the multiples of 266 which are 266, 532, and so on
About the number 266:
- 266 has more than two factors which are 1, 2, 7, 14, 19, 38, 133 and 266 and hence it is the composite number.
- 266 is the even composite number and it is not the perfect square also.
- If we divide 266 by 1, 2, 7, 14, 19, 38, 133 and 266 then we get remainder as zero. Hence, 1, 2, 7, 14, 19, 38, 133 and 266 are the factors of 266.
Note:
- 266 is not the perfect square.
- Factors of 266: 1, 2, 7, 14, 19, 38, 133 and 266
- Prime factors of 266: 2, 7, 19
Conclusion:
- 266 is the composite number which has factors 1, 2, 7, 14, 19, 38, 133 and 266.
- And hence, 266 is not the prime number.
Multiple Choice Questions:
1) 266 is a
a) Prime number
b) Odd number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 266 are
a) 2, 13
b) 2, 7, 19
c) 5, 13
d) 1, 2, 7, 14, 19, 38, 133 and 266
Ans: b) 2, 7, 19
3) 266 is the even composite number as it has
a) Only two factors
b) It is divisible by 2
c) More than 2 factors
d) Both b and c
Ans: d) both b and c