Is 1679 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 1679 is composite or not first we have to find its factors.
Contents
Factors of 1679:
- If we have taken numbers from 1, 2, 3…for checking factors of 1679, we found that 1679 has factors 1, 23, 73 and 1679. Hence, we must say that 1679 is a composite number.
- Thus, 1679 is the composite number.
- If we multiply 1679 by 1, 2, 3 then we get the multiples of 1679 which are 1679, 3358 and so on.
1679 is a Composite number or Prime number
About the number 1679:
- 1679 has more than two factors which are 1, 23, 73 and 1679 and hence it is the composite number.
- 1679 is the odd composite number and it is not the perfect square also.
- If we divide 1679 by 1, 23, 73 and 1679 then we get remainder as zero. Hence, 1, 23, 73 and 1679 are the factors of 1679
Note:
- 1679 is not the perfect square.
- Factors of 1679: 1, 23, 73 and 1679
- Prime factors of 1679: 23, 73
Conclusion:
- 1679 is the composite number which has factors 1, 23, 73 and 1679.
- And hence, 1679 is not the prime number.
Multiple Choice Questions:
1) 1679 is a
a) Even number
b) Prime number
c) Composite number
d) Both a and c
Ans: c) composite number
2) The non-prime factors of a composite number 1679 are
a) 1
b) 23, 73
c) 1 and 1679
d) 1, 23, 73 and 1679
Ans: b) 1 and 1679
3) 1679 is the odd composite number because
a) It has factors 1, 23, 73 and 1679
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all