Is 3625 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 3625 is composite or not first we have to find its factors.
Contents
Factors of 3625:
- If we have taken numbers from 1, 2, 3…for checking factors of 3625, we found that 3625 has factors 1, 5, 25, 29, 125, 145, 725 and 3625. Hence, we must say that 3625 is a composite number.
- Thus, 3625 is the composite number.
- If we multiply 3625 by 1, 2, 3 then we get the multiples of 3625 which are 3625, 7250 and so on.
3625 is a Composite number or Prime number
About the number 3625:
- 3625 has more than two factors which are 1, 5, 25, 29, 125, 145, 725 and 3625 and hence it is the composite number.
- 3625 is the odd composite number and it is not the perfect square also.
- If we divide 3625 by 1, 5, 25, 29, 125, 145, 725 and 3625 then we get remainder as zero. Hence 1, 5, 25, 29, 125, 145, 725 and 3625 are the factors of 3625
Note:
- 3625 is not the perfect square.
- Factors of 3625:1, 5, 25, 29, 125, 145, 725 and 3625
- Prime factors of 3625: 5, 29
Conclusion:
- 3625 is the composite number which has factors 1, 5, 25, 29, 125, 145, 725 and 3625.
- And hence, 3625 is not the prime number.
Multiple Choice Questions:
1) 3625 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 3625 are
a) 1
b) 5, 29
c) 1, 5, 25, 29, 125, 145, 725 and 3625
d) 1, 25, 125, 145, 725 and 3625
Ans: d)1, 25, 125, 145, 725 and 3625
3) 3625 is the odd composite number because
a) It has factors 1, 5, 25, 29, 125, 145, 725 and 3625
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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