Is 3388 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 3388 is composite or not first we have to find its factors.
Contents
Factors of 3388:
- If we have taken numbers from 1, 2, 3…for checking factors of 3388, we found that 3388 has factors 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388. Hence, we must say that 3388 is a composite number.
- Thus, 3388 is the composite number.
- If we multiply 3388 by 1, 2, 3 then we get the multiples of 3388 which are 3388, 6776 and so on.
About the number 3388:
- 3388 has more than two factors which are 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388 and hence it is the composite number.
- 3388 is the even composite number and it is not the perfect square also.
- If we divide 3388 by, 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388 then we get remainder as zero. Hence, 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388 are the factors of 3388.
Note:
- 3388 is not the perfect square.
- Factors of 3388: 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388
- Prime factors of 3388: 2, 7, 11
Conclusion:
- 3388 is the composite number which has factors, 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388
- And hence, 3388 is not the prime number.
Multiple Choice Questions:
1) 3388 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 3388 are
a) 3388
b) 2, 7, 11
c) 4, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388
d) 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388
Ans: b) 2, 7, 11
3) 3388 is even composite number because
a) It has factors 1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694 and 3388
b) It has more than two factors
c) Divisible by 2
d) all
Ans: d) all