Is 1227 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 1227 is composite or not first we have to find its factors.
Contents
Factors of 1227:
- If we have taken numbers from 1, 2, 3…for checking factors of 1227, we found that 1227 has factors 1, 3, 409 and 1227. Hence, we must say that 1227 is a composite number.
- Thus, 1227 is the composite number.
- If we multiply 1227 by 1, 2, 3 then we get the multiples of 1227 which are 1227, 2454 and so on.
1227 is a Composite number or Prime number
About the number 1227:
- 1227 has more than two factors which are 1, 3, 409 and 1227 and hence it is the composite number.
- 1227 is the odd composite number and it is not the perfect square also.
- If we divide 1227 by 1, 3, 409 and 1227 then we get remainder as zero. Hence, 1, 3, 409 and 1227 are the factors of 1227
Note:
- 1227 is not the perfect square.
- Factors of 1227: 1, 3, 409 and 1227
- Prime factors of 1227: 3, 409
Conclusion:
- 1227 is the composite number which has factors 1, 3, 409 and 1227.
- And hence, 1227 is not the prime number.
Multiple Choice Questions:
1) 1227 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 1227 are
a) 1
b) 3, 409
c) 1 and 1227
d) 1, 3, 409 and 1227
Ans: b) 1 and 1227
3) 1227 is the odd composite number because
a) It has factors 1, 3, 409 and 1227
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all