Is 3591 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 3591 is composite or not first we have to find its factors.
Contents
Factors of 3591:
- If we have taken numbers from 1, 2, 3…for checking factors of 3591, we found that 3591 has factors 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591. Hence, we must say that 3591 is a composite number.
- Thus, 3591 is the composite number.
- If we multiply 3591 by 1, 2, 3 then we get the multiples of 3591 which are 3591, 7182 and so on.
3591 is a Composite number or Prime number
About the number 3591:
- 3591 has more than two factors which are 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591 and hence it is the composite number.
- 3591 is the odd composite number and it is not the perfect square also.
- If we divide 3591 by 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591 then we get remainder as zero. Hence 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591 are the factors of 3591
Note:
- 3591 is not the perfect square.
- Factors of 3591:1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591
- Prime factors of 3591: 3, 7, 19
Conclusion:
- 3591 is the composite number which has factors 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591.
- And hence, 3591 is not the prime number.
Multiple Choice Questions:
1) 3591 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 3591 are
a) 1
b) 3, 7, 19
c) 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591
d) 1, 9, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591
Ans: d)1, 9, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591
3) 3591 is the odd composite number because
a) It has factors 1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197 and 3591
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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