Is 1444 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 1444 is composite or not first we have to find its factors.
Contents
Factors of 1444:
- If we have taken numbers from 1, 2, 3…for checking factors of 1444, we found that 1444 has factors 1, 2, 4, 19, 38, 76, 361, 722 and 1444. Hence, we must say that 1444 is a composite number.
- Thus, 1444 is the composite number.
- If we multiply 1444 by 1, 2, 3 then we get the multiples of 1444 which are 1444, 2888 and so on.
About the number 1444:
- 1444 has more than two factors which are 1, 2, 4, 19, 38, 76, 361, 722 and 1444 and hence it is the composite number.
- 1444 is the even composite number and it is the perfect square also.
- If we divide 1444 by 1, 2, 4, 19, 38, 76, 361, 722 and 1444 then we get remainder as zero. Hence, 1, 2, 4, 19, 38, 76, 361, 722 and 1444 are the factors of 1444.
Note:
- 1444 is the perfect square.
- Factors of 1444: 1, 2, 4, 19, 38, 76, 361, 722 and 1444
- Prime factors of 1444: 2, 19
Conclusion:
- 1444 is the composite number which has factors 1, 2, 4, 19, 38, 76, 361, 722 and 1444
- And hence, 1444 is not the prime number.
Multiple Choice Questions:
1) 1444 is a
a) Even number
b) a perfect square numbers
c) Composite number
d) all
Ans: d) all
2) The composite factors of a composite number 1444 are
a) 4, 38, 76, 361, 722 and 1444
b) 2, 19
c) 1, 4, 38, 76, 361, 722 and 1444
d) 1, 2, 7, 14, 103, 206, 721 and 1444
Ans: a) 4, 38, 76, 361, 722 and 1444
3) 1444 is composite number because
a) It has factors 1, 2, 4, 19, 38, 76, 361, 722 and 1444
b) It has more than two factors
c) Divisible by 2
d) Both a and b
Ans: d) both a and b