Is 1353 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 1353 is composite or not first we have to find its factors.
Contents
Factors of 1353:
- If we have taken numbers from 1, 2, 3…for checking factors of 1353, we found that 1353 has factors 1, 3, 11, 33, 41, 123, 451 and 1353. Hence, we must say that 1353 is a composite number.
- Thus, 1353 is the composite number.
- If we multiply 1353 by 1, 2, 3 then we get the multiples of 1353 which are 1353, 2706 and so on.
1353 is a Composite number or Prime number
About the number 1353:
- 1353 has more than two factors which are 1, 3, 11, 33, 41, 123, 451 and 1353 and hence it is the composite number.
- 1353 is the odd composite number and it is not the perfect square also.
- If we divide 1353 by 1, 3, 11, 33, 41, 123, 451 and 1353 then we get remainder as zero. Hence, 1, 3, 11, 33, 41, 123, 451 and 1353 are the factors of 1353
Note:
- 1353 is not the perfect square.
- Factors of 1353: 1, 3, 11, 33, 41, 123, 451 and 1353
- Prime factors of 1353: 3, 11, 41
Conclusion:
- 1353 is the composite number which has factors 1, 3, 11, 33, 41, 123, 451 and 1353.
- And hence, 1353 is not the prime number.
Multiple Choice Questions:
1) 1353 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 1353 are
a) 1
b) 3, 11, 41
c) 1, 33, 123, 451 and 1353
d) 1, 3, 11, 33, 41, 123, 451 and 1353
Ans: b) 1, 33, 123, 451 and 1353
3) 1353 is the odd composite number because
a) It has factors 1, 3, 11, 33, 41, 123, 451 and 1353
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all