Is 3219 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 3219 is composite or not first we have to find its factors.
Contents
Factors of 3219:
- If we have taken numbers from 1, 2, 3…for checking factors of 3219, we found that 3219 has factors 1, 3, 29, 37, 87, 111, 1073 and 3219. Hence, we must say that 3219 is a composite number.
- Thus, 3219 is the composite number.
- If we multiply 3219 by 1, 2, 3 then we get the multiples of 3219 which are 3219, 6438 and so on.
3219 is a Composite number or Prime number
About the number 3219:
- 3219 has more than two factors which are 1, 3, 29, 37, 87, 111, 1073 and 3219 and hence it is the composite number.
- 3219 is the odd composite number and it is not the perfect square also.
- If we divide 3219 by 1, 3, 29, 37, 87, 111, 1073 and 3219 then we get remainder as zero. Hence 1, 3, 29, 37, 87, 111, 1073 and 3219 are the factors of 3219
Note:
- 3219 is not the perfect square.
- Factors of 3219: 1, 3, 29, 37, 87, 111, 1073 and 3219
- Prime factors of 3219: 3, 29, 37
Conclusion:
- 3219 is the composite number which has factors 1, 3, 29, 37, 87, 111, 1073 and 3219.
- And hence, 3219 is not the prime number.
Multiple Choice Questions:
1) 3219 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 3219 are
a) 1
b) 3, 29, 37
c) 1, 3, 29, 37, 87, 111, 1073 and 3219
d) 1, 87, 111, 1073 and 3219
Ans: d) 1, 87, 111, 1073 and 3219
3) 3219 is the odd composite number because
a) It has factors 1, 3, 29, 37, 87, 111, 1073 and 3219
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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