Is 3668 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 3668 is composite or not first we have to find its factors.
Contents
Factors of 3668:
- If we have taken numbers from 1, 2, 3…for checking factors of 3668, we found that 3668 has factors 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668. Hence, we must say that 3668 is a composite number.
- Thus, 3668 is the composite number.
- If we multiply 3668 by 1, 2, 3 then we get the multiples of 3668 which are 3668, 7336 and so on.
About the number 3668:
- 3668 has more than two factors which are 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668 and hence it is the composite number.
- 3668 is the even composite number and it is not the perfect square also.
- If we divide 3668 by, 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668 then we get remainder as zero. Hence, 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668 are the factors of 3668.
Note:
- 3668 is not the perfect square.
- Factors of 3668: 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668
- Prime factors of 3668: 2, 7, 131
Conclusion:
- 3668 is the composite number which has factors, 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668
- And hence, 3668 is not the prime number.
Multiple Choice Questions:
1) 3668 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 3668 are
a) 3668
b) 2, 7, 131
c) 4, 14, 28, 262, 524, 917, 1834 and 3668
d) 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668
Ans: b) 2, 7, 131
3) 3668 is even composite number because
a) It has factors 1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834 and 3668
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all