Is 1413 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 1413 is composite or not first we have to find its factors.
Contents
Factors of 1413:
- If we have taken numbers from 1, 2, 3…for checking factors of 1413, we found that 1413 has factors 1, 3, 9, 157, 471 and 1413. Hence, we must say that 1413 is a composite number.
- Thus, 1413 is the composite number.
- If we multiply 1413 by 1, 2, 3 then we get the multiples of 1413 which are 1413, 2826 and so on.
1413 is a Composite number or Prime number
About the number 1413:
- 1413 has more than two factors which are 1, 3, 9, 157, 471 and 1413 and hence it is the composite number.
- 1413 is the odd composite number and it is not the perfect square also.
- If we divide 1413 by 1, 3, 9, 157, 471 and 1413 then we get remainder as zero. Hence, 1, 3, 9, 157, 471 and 1413 are the factors of 1413
Note:
- 1413 is not the perfect square.
- Factors of 1413: 1, 3, 9, 157, 471 and 1413
- Prime factors of 1413: 3, 157
Conclusion:
- 1413 is the composite number which has factors 1, 3, 9, 157, 471 and 1413.
- And hence, 1413 is not the prime number.
Multiple Choice Questions:
1) 1413 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 1413 are
a) 1
b) 3, 157
c) 1, 9, 471 and 1413
d) 1, 3, 9, 157, 471 and 1413
Ans: b) 1, 9, 471 and 1413
3) 1413 is the odd composite number because
a) It has factors 1, 3, 9, 157, 471 and 1413
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all