Is 1522 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 1522 is composite or not first we have to find its factors.
Contents
Factors of 1522:
- If we have taken numbers from 1, 2, 3…for checking factors of 1522, we found that 1522 has factors 1, 2, 761 and 1522. Hence, we must say that 1522 is a composite number.
- Thus, 1522 is the composite number.
- If we multiply 1522 by 1, 2, 3 then we get the multiples of 1522 which are 1522, 3044 and so on.
About the number 1522:
- 1522 has more than two factors which are 1, 2, 761 and 1522 and hence it is the composite number.
- 1522 is the even composite number and it is not the perfect square also.
- If we divide 1522 by 1, 2, 761 and 1522 then we get remainder as zero. Hence, 1, 2, 761 and 1522 are the factors of 1522.
Note:
- 1522 is not the perfect square.
- Factors of 1522: 1, 2, 761 and 1522
- Prime factors of 1522: 2, 761
Conclusion:
- 1522 is the composite number which has factors 1, 2, 761 and 1522
- And hence, 1522 is not the prime number.
Multiple Choice Questions:
1) 1522 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 1522 are
a) 1522
b) 2, 761
c) 1 and 1522
d) 1, 2, 761 and 1522
Ans: b) 2, 761
3) 1522 is even composite number because
a) It has factors 1, 2, 761 and 1522
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all