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