Is 2541 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 2541 is composite or not first we have to find its factors.
Contents
Factors of 2541:
- If we have taken numbers from 1, 2, 3…for checking factors of 2541, we found that 2541 has factors 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541. Hence, we must say that 2541 is a composite number.
- Thus, 2541 is the composite number.
- If we multiply 2541 by 1, 2, 3 then we get the multiples of 2541 which are 2541, 5082 and so on.
2541 is a Composite number or Prime number
About the number 2541:
- 2541 has more than two factors which are 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541 and hence it is the composite number.
- 2541 is the odd composite number and it is not the perfect square also.
- If we divide 2541 by 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541 then we get remainder as zero. Hence 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541 are the factors of 2541
Note:
- 2541 is not the perfect square.
- Factors of 2541: 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541
- Prime factors of 2541: 3, 7, 11
Conclusion:
- 2541 is the composite number which has factors 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541.
- And hence, 2541 is not the prime number.
Multiple Choice Questions:
1) 2541 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 2541 are
a) 1
b) 3, 7, 11
c) 1 and 2541
d) 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541
Ans: b) 3, 7, 11
3) 2541 is the composite number because
a) It has factors 1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847 and 2541
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