Is 1516 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 1516 is composite or not first we have to find its factors.
Contents
Factors of 1516:
- If we have taken numbers from 1, 2, 3…for checking factors of 1516, we found that 1516 has factors 1, 2, 4, 379, 758 and 1516. Hence, we must say that 1516 is a composite number.
- Thus, 1516 is the composite number.
- If we multiply 1516 by 1, 2, 3 then we get the multiples of 1516 which are 1516, 3032 and so on.
About the number 1516:
- 1516 has more than two factors which are 1, 2, 4, 379, 758 and 1516 and hence it is the composite number.
- 1516 is the even composite number and it is not the perfect square also.
- If we divide 1516 by 1, 2, 4, 379, 758 and 1516 then we get remainder as zero. Hence, 1, 2, 4, 379, 758 and 1516 are the factors of 1516.
Note:
- 1516 is not the perfect square.
- Factors of 1516: 1, 2, 4, 379, 758 and 1516
- Prime factors of 1516: 2, 379
Conclusion:
- 1516 is the composite number which has factors 1, 2, 4, 379, 758 and 1516
- And hence, 1516 is not the prime number.
Multiple Choice Questions:
1) 1516 is a
a) Even number
b) Odd number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 1516 are
a) 1516
b) 2, 379
c) 1, 4, 758 and 1516
d) 1, 2, 4, 379, 758 and 1516
Ans: b) 2, 379
3) 1516 is even composite number because
a) It has factors 1, 2, 4, 379, 758 and 1516
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all