Is 1263 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 1263 is composite or not first we have to find its factors.
Contents
Factors of 1263:
- If we have taken numbers from 1, 2, 3…for checking factors of 1263, we found that 1263 has factors 1, 3, 421 and 1263. Hence, we must say that 1263 is a composite number.
- Thus, 1263 is the composite number.
- If we multiply 1263 by 1, 2, 3 then we get the multiples of 1263 which are 1263, 2526 and so on.
1263 is a Composite number or Prime number
About the number 1263:
- 1263 has more than two factors which are 1, 3, 421 and 1263 and hence it is the composite number.
- 1263 is the odd composite number and it is not the perfect square also.
- If we divide 1263 by 1, 3, 421 and 1263 then we get remainder as zero. Hence, 1, 3, 421 and 1263 are the factors of 1263
Note:
- 1263 is not the perfect square.
- Factors of 1263: 1, 3, 421 and 1263
- Prime factors of 1263: 3, 421
Conclusion:
- 1263 is the composite number which has factors 1, 3, 421 and 1263.
- And hence, 1263 is not the prime number.
Multiple Choice Questions:
1) 1263 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 1263 are
a) 1
b) 3, 421
c) 1 and 1263
d) 1, 3, 421 and 1263
Ans: b) 1 and 1263
3) 1263 is the odd composite number because
a) It has factors 1, 3, 421 and 1263
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all