Is 2758 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 2758 is composite or not first we have to find its factors.
Contents
Factors of 2758:
- If we have taken numbers from 1, 2, 3…for checking factors of 2758, we found that 2758 has factors 1, 2, 7, 14, 197, 394, 1379 and 2758. Hence, we must say that 2758 is a composite number.
- Thus, 2758 is the composite number.
- If we multiply 2758 by 1, 2, 3 then we get the multiples of 2758 which are 2758, 5516 and so on.
About the number 2758:
- 2758 has more than two factors which are 1, 2, 7, 14, 197, 394, 1379 and 2758 and hence it is the composite number.
- 2758 is the even composite number and it is not the perfect square also.
- If we divide 2758 by, 1, 2, 7, 14, 197, 394, 1379 and 2758 then we get remainder as zero. Hence, 1, 2, 7, 14, 197, 394, 1379 and 2758 are the factors of 2758.
Note:
- 2758 is not the perfect square.
- Factors of 2758: 1, 2, 7, 14, 197, 394, 1379 and 2758
- Prime factors of 2758: 2, 7, 197
Conclusion:
- 2758 is the composite number which has factors, 1, 2, 7, 14, 197, 394, 1379 and 2758
- And hence, 2758 is not the prime number.
Multiple Choice Questions:
1) 2758 is a
a) Prime number
b) Odd number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The composite factors of a composite number 2758 are
a) 2758
b) 2, 7, 197
c) 14, 394, 1379 and 2758
d) 1, 2, 7, 14, 197, 394, 1379 and 2758
Ans: c) 14, 394, 1379 and 2758
3) 2758 is even composite number because
a) It has factors 1, 2, 7, 14, 197, 394, 1379 and 2758
b) It has only two factors
c) Divisible by 2
d) Both a and c
Ans: d) both a and c