Is 3425 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 3425 is composite or not first we have to find its factors.
Contents
Factors of 3425:
- If we have taken numbers from 1, 2, 3…for checking factors of 3425, we found that 3425 has factors 1, 5, 25, 137, 685 and 3425. Hence, we must say that 3425 is a composite number.
- Thus, 3425 is the composite number.
- If we multiply 3425 by 1, 2, 3 then we get the multiples of 3425 which are 3425, 6850 and so on.
3425 is a Composite number or Prime number
About the number 3425:
- 3425 has more than two factors which are 1, 5, 25, 137, 685 and 3425 and hence it is the composite number.
- 3425 is the odd composite number and it is not the perfect square also.
- If we divide 3425 by 1, 5, 25, 137, 685 and 3425 then we get remainder as zero. Hence 1, 5, 25, 137, 685 and 3425 are the factors of 3425
Note:
- 3425 is not the perfect square.
- Factors of 3425: 1, 5, 25, 137, 685 and 3425
- Prime factors of 3425:5, 137
Conclusion:
- 3425 is the composite number which has factors 1, 5, 25, 137, 685 and 3425.
- And hence, 3425 is not the prime number.
Multiple Choice Questions:
1) 3425 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 3425 are
a) 1
b) 5, 137
c) 1, 5, 25, 137, 685 and 3425
d) 1, 25, 685 and 3425
Ans: d)1, 25, 685 and 3425
3) 3425 is the odd composite number because
a) It has factors 1, 5, 25, 137, 685 and 3425
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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