Is 635 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 635 is composite or not first we have to find its factors.
Contents
Factors of 635:
- If we have taken numbers from 1, 2, 3…for checking factors of 635, we found that 635 has factors 1, 5, 127 and 635. Hence, we must say that 635 is a composite number.
- Thus, 635 is the composite number.
- If we multiply 635 by 1, 2, 3 then we get the multiples of 635 which are 635, 1270 and so on.
635 is a Composite number or Prime number
About the number 635:
- 635 has more than two factors which are 1, 5, 127 and 635 and hence it is the composite number.
- 635 is the odd composite number and it is not the perfect square also.
- If we divide 635 by 1, 5, 127 and 635 then we get remainder as zero. Hence, 1, 5, 127 and 635 are the factors of 635.
Note:
- 635 is not the perfect square.
- Factors of 635: 1, 5, 127 and 635
- Prime factors of 635: 5, 127
Conclusion:
- 635 is the composite number which has factors 1, 5, 127 and 635.
- And hence, 635 is not the prime number.
Multiple Choice Questions:
1) 635 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 635 are
a) 1
b) 5, 127
c) 1 and 635
d) 1, 5, 127 and 635
Ans: b) 5, 127
3) 635 is the odd composite number because
a) It has factors 1, 5, 127 and 635
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c