Is 1473 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 1473 is composite or not first we have to find its factors.
Contents
Factors of 1473:
- If we have taken numbers from 1, 2, 3…for checking factors of 1473, we found that 1473 has factors 1, 3, 491 and 1473. Hence, we must say that 1473 is a composite number.
- Thus, 1473 is the composite number.
- If we multiply 1473 by 1, 2, 3 then we get the multiples of 1473 which are 1473, 2946 and so on.
1473 is a Composite number or Prime number
About the number 1473:
- 1473 has more than two factors which are 1, 3, 491 and 1473 and hence it is the composite number.
- 1473 is the odd composite number and it is not the perfect square also.
- If we divide 1473 by 1, 3, 491 and 1473 then we get remainder as zero. Hence, 1, 3, 491 and 1473 are the factors of 1473
Note:
- 1473 is not the perfect square.
- Factors of 1473: 1, 3, 491 and 1473
- Prime factors of 1473: 3, 491
Conclusion:
- 1473 is the composite number which has factors 1, 3, 491 and 1473.
- And hence, 1473 is not the prime number.
Multiple Choice Questions:
1) 1473 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 1473 are
a) 1
b) 3, 491
c) 1 and 1473
d) 1, 3, 491 and 1473
Ans: b) 1 and 1473
3) 1473 is the odd composite number because
a) It has factors 1, 3, 491 and 1473
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all