Is 1347 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 1347 is composite or not first we have to find its factors.
Contents
Factors of 1347:
- If we have taken numbers from 1, 2, 3…for checking factors of 1347, we found that 1347 has factors 1, 3, 449 and 1347. Hence, we must say that 1347 is a composite number.
- Thus, 1347 is the composite number.
- If we multiply 1347 by 1, 2, 3 then we get the multiples of 1347 which are 1347, 2694 and so on.
1347 is a Composite number or Prime number
About the number 1347:
- 1347 has more than two factors which are 1, 3, 449 and 1347 and hence it is the composite number.
- 1347 is the odd composite number and it is not the perfect square also.
- If we divide 1347 by 1, 3, 449 and 1347 then we get remainder as zero. Hence, 1, 3, 449 and 1347 are the factors of 1347
Note:
- 1347 is not the perfect square.
- Factors of 1347: 1, 3, 449 and 1347
- Prime factors of 1347: 3, 449
Conclusion:
- 1347 is the composite number which has factors 1, 3, 449 and 1347.
- And hence, 1347 is not the prime number.
Multiple Choice Questions:
1) 1347 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 1347 are
a) 1
b) 3, 449
c) 1 and 1347
d) 1, 3, 449 and 1347
Ans: b) 1 and 1347
3) 1347 is the odd composite number because
a) It has factors 1, 3, 449 and 1347
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all