Is 1273 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 1273 is composite or not first we have to find its factors.
Contents
Factors of 1273:
- If we have taken numbers from 1, 2, 3…for checking factors of 1273, we found that 1273 has factors 1, 19, 67 and 1273. Hence, we must say that 1273 is a composite number.
- Thus, 1273 is the composite number.
- If we multiply 1273 by 1, 2, 3 then we get the multiples of 1273 which are 1273, 2546 and so on.
1273 is a Composite number or Prime number
About the number 1273:
- 1273 has more than two factors which are 1, 19, 67 and 1273 and hence it is the composite number.
- 1273 is the odd composite number and it is not the perfect square also.
- If we divide 1273 by 1, 19, 67 and 1273 then we get remainder as zero. Hence, 1, 19, 67 and 1273 are the factors of 1273
Note:
- 1273 is not the perfect square.
- Factors of 1273: 1, 19, 67 and 1273
- Prime factors of 1273: 19, 67
Conclusion:
- 1273 is the composite number which has factors 1, 19, 67 and 1273.
- And hence, 1273 is not the prime number.
Multiple Choice Questions:
1) 1273 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 1273 are
a) 1
b) 19, 67
c) 1 and 1273
d) 1, 19, 67 and 1273
Ans: b) 1 and 1273
3) 1273 is the odd composite number because
a) It has factors 1, 19, 67 and 1273
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all