Is 2235 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 2235 is composite or not first we have to find its factors.
Contents
Factors of 2235:
- If we have taken numbers from 1, 2, 3…for checking factors of 2235, we found that 2235 has factors 1, 3, 5, 15, 149, 447, 745 and 2235. Hence, we must say that 2235 is a composite number.
- Thus, 2235 is the composite number.
- If we multiply 2235 by 1, 2, 3 then we get the multiples of 2235 which are 2235, 4470 and so on.
2235 is a Composite number or Prime number
About the number 2235:
- 2235 has more than two factors which are 1, 3, 5, 15, 149, 447, 745 and 2235 and hence it is the composite number.
- 2235 is the odd composite number and it is not the perfect square also.
- If we divide 2235 by 1, 3, 5, 15, 149, 447, 745 and 2235 then we get remainder as zero. Hence, 1, 3, 5, 15, 149, 447, 745 and 2235 are the factors of 2235
Note:
- 2235 is not the perfect square.
- Factors of 2235: 1, 3, 5, 15, 149, 447, 745 and 2235
- Prime factors of 2235: 3, 5, 149
Conclusion:
- 2235 is the composite number which has factors 1, 3, 5, 15, 149, 447, 745 and 2235.
- And hence, 2235 is not the prime number.
Multiple Choice Questions:
1) 2235 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 2235 are
a) 1
b) 3, 5, 149
c) 1 and 2235
d) 1, 3, 5, 15, 149, 447, 745 and 2235
Ans: b) 3, 5, 149
3) 2235 is the composite number because
a) It has factors 1, 3, 5, 15, 149, 447, 745 and 2235
b) It has more than two factors
c) It is not divisible by 2
d) Both a and b
Ans: d) both a and b