Is 1479 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 1479 is composite or not first we have to find its factors.
Contents
Factors of 1479:
- If we have taken numbers from 1, 2, 3…for checking factors of 1479, we found that 1479 has factors 1, 3, 17, 29, 51, 87, 493 and 1479. Hence, we must say that 1479 is a composite number.
- Thus, 1479 is the composite number.
- If we multiply 1479 by 1, 2, 3 then we get the multiples of 1479 which are 1479, 2958 and so on.
1479 is a Composite number or Prime number
About the number 1479:
- 1479 has more than two factors which are 1, 3, 17, 29, 51, 87, 493 and 1479 and hence it is the composite number.
- 1479 is the odd composite number and it is not the perfect square also.
- If we divide 1479 by 1, 3, 17, 29, 51, 87, 493 and 1479 then we get remainder as zero. Hence, 1, 3, 17, 29, 51, 87, 493 and 1479 are the factors of 1479
Note:
- 1479 is not the perfect square.
- Factors of 1479: 1, 3, 17, 29, 51, 87, 493 and 1479
- Prime factors of 1479: 3, 17, 29
Conclusion:
- 1479 is the composite number which has factors 1, 3, 17, 29, 51, 87, 493 and 1479.
- And hence, 1479 is not the prime number.
Multiple Choice Questions:
1) 1479 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 1479 are
a) 1
b) 3, 17, 29
c) 1, 51, 87, 493 and 1479
d) 1, 3, 17, 29, 51, 87, 493 and 1479
Ans: b) 1, 51, 87, 493 and 1479
3) 1479 is the odd composite number because
a) It has factors 1, 3, 17, 29, 51, 87, 493 and 1479
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all