Is 1441 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 1441 is composite or not first we have to find its factors.
Contents
Factors of 1441:
- If we have taken numbers from 1, 2, 3…for checking factors of 1441, we found that 1441 has factors 1, 11, 131 and 1441. Hence, we must say that 1441 is a composite number.
- Thus, 1441 is the composite number.
- If we multiply 1441 by 1, 2, 3 then we get the multiples of 1441 which are 1441, 2882 and so on.
1441 is a Composite number or Prime number
About the number 1441:
- 1441 has more than two factors which are 1, 11, 131 and 1441 and hence it is the composite number.
- 1441 is the odd composite number and it is not the perfect square also.
- If we divide 1441 by 1, 11, 131 and 1441 then we get remainder as zero. Hence, 1, 11, 131 and 1441 are the factors of 1441
Note:
- 1441 is not the perfect square.
- Factors of 1441: 1, 11, 131 and 1441
- Prime factors of 1441: 11, 131
Conclusion:
- 1441 is the composite number which has factors 1, 11, 131 and 1441.
- And hence, 1441 is not the prime number.
Multiple Choice Questions:
1) 1441 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 1441 are
a) 1
b) 11, 131
c) 1 and 1441
d) 1, 11, 131 and 1441
Ans: b) 1 and 1441
3) 1441 is the odd composite number because
a) It has factors 1, 11, 131 and 1441
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all