Is 1343 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 1343 is composite or not first we have to find its factors.
Contents
Factors of 1343:
- If we have taken numbers from 1, 2, 3…for checking factors of 1343, we found that 1343 has factors 1, 17, 79 and 1343. Hence, we must say that 1343 is a composite number.
- Thus, 1343 is the composite number.
- If we multiply 1343 by 1, 2, 3 then we get the multiples of 1343 which are 1343, 2686 and so on.
1343 is a Composite number or Prime number
About the number 1343:
- 1343 has more than two factors which are 1, 17, 79 and 1343 and hence it is the composite number.
- 1343 is the odd composite number and it is not the perfect square also.
- If we divide 1343 by 1, 17, 79 and 1343 then we get remainder as zero. Hence, 1, 17, 79 and 1343 are the factors of 1343
Note:
- 1343 is not the perfect square.
- Factors of 1343: 1, 17, 79 and 1343
- Prime factors of 1343: 17, 79
Conclusion:
- 1343 is the composite number which has factors 1, 17, 79 and 1343.
- And hence, 1343 is not the prime number.
Multiple Choice Questions:
1) 1343 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 1343 are
a) 1
b) 17, 79
c) 1 and 1343
d) 1, 17, 79 and 1343
Ans: b) 1 and 1343
3) 1343 is the odd composite number because
a) It has factors 1, 17, 79 and 1343
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all