Is 3478 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 3478 is composite or not first we have to find its factors.
Contents
Factors of 3478:
- If we have taken numbers from 1, 2, 3…for checking factors of 3478, we found that 3478 has factors 1, 2, 37, 47, 74, 94, 1739 and 3478. Hence, we must say that 3478 is a composite number.
- Thus, 3478 is the composite number.
- If we multiply 3478 by 1, 2, 3 then we get the multiples of 3478 which are 3478, 6956 and so on.
About the number 3478:
- 3478 has more than two factors which are 1, 2, 37, 47, 74, 94, 1739 and 3478 and hence it is the composite number.
- 3478 is the even composite number and it is not the perfect square also.
- If we divide 3478 by, 1, 2, 37, 47, 74, 94, 1739 and 3478 then we get remainder as zero. Hence, 1, 2, 37, 47, 74, 94, 1739 and 3478 are the factors of 3478.
Note:
- 3478 is not the perfect square.
- Factors of 3478: 1, 2, 37, 47, 74, 94, 1739 and 3478
- Prime factors of 3478: 2, 37, 47
Conclusion:
- 3478 is the composite number which has factors, 1, 2, 37, 47, 74, 94, 1739 and 3478
- And hence, 3478 is not the prime number.
Multiple Choice Questions:
1) 3478 is a
a) Prime number
b) Odd number
c) Composite number
d) Both b and c
Ans: c) composite number
2) The prime factors of a composite number 3478 are
a) 3478
b) 2, 37, 47
c) 74, 94, 1739 and 3478
d) 1, 2, 37, 47, 74, 94, 1739 and 3478
Ans: b) 2, 37, 47
3) 3478 is even composite number because
a) It has factors 1, 2, 37, 47, 74, 94, 1739 and 3478
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all