Is 3927 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 3927 is composite or not first we have to find its factors.
Contents
Factors of 3927:
- If we have taken numbers from 1, 2, 3…for checking factors of 3927, we found that 3927 has factors 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927. Hence, we must say that 3927 is a composite number.
- Thus, 3927 is the composite number.
- If we multiply 3927 by 1, 2, 3 then we get the multiples of 3927 which are 3927, 7854 and so on.
3927 is a Composite number or Prime number
About the number 3927:
- 3927 has more than two factors which are 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927 and hence it is the composite number.
- 3927 is the odd composite number and it is not the perfect square also.
- If we divide 3927 by 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927 then we get remainder as zero. Hence 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927 are the factors of 3927
Note:
- 3927 is not the perfect square.
- Factors of 3927:1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927
- Prime factors of 3927: 3, 7, 11, 17
Conclusion:
- 3927 is the composite number which has factors 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927.
- And hence, 3927 is not the prime number.
Multiple Choice Questions:
1) 3927 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 3927 are
a) 1
b) 3, 7, 11, 17
c) 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927
d) 1, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927
Ans: d) 1, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927
3) 3927 is the odd composite number because
a) It has factors 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309 and 3927
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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