Is 1401 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 1401 is composite or not first we have to find its factors.
Contents
Factors of 1401:
- If we have taken numbers from 1, 2, 3…for checking factors of 1401, we found that 1401 has factors 1, 3, 467 and 1401. Hence, we must say that 1401 is a composite number.
- Thus, 1401 is the composite number.
- If we multiply 1401 by 1, 2, 3 then we get the multiples of 1401 which are 1401, 2802 and so on.
1401 is a Composite number or Prime number
About the number 1401:
- 1401 has more than two factors which are 1, 3, 467 and 1401 and hence it is the composite number.
- 1401 is the odd composite number and it is not the perfect square also.
- If we divide 1401 by 1, 3, 467 and 1401 then we get remainder as zero. Hence, 1, 3, 467 and 1401 are the factors of 1401
Note:
- 1401 is not the perfect square.
- Factors of 1401: 1, 3, 467 and 1401
- Prime factors of 1401: 3, 467
Conclusion:
- 1401 is the composite number which has factors 1, 3, 467 and 1401.
- And hence, 1401 is not the prime number.
Multiple Choice Questions:
1) 1401 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 1401 are
a) 1
b) 3, 467
c) 1 and 1401
d) 1, 3, 467 and 1401
Ans: b) 1 and 1401
3) 1401 is the odd composite number because
a) It has factors 1, 3, 467 and 1401
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all