Is 1677 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 1677 is composite or not first we have to find its factors.
Contents
Factors of 1677:
- If we have taken numbers from 1, 2, 3…for checking factors of 1677, we found that 1677 has factors 1, 3, 13, 39, 43, 129, 559 and 1677. Hence, we must say that 1677 is a composite number.
- Thus, 1677 is the composite number.
- If we multiply 1677 by 1, 2, 3 then we get the multiples of 1677 which are 1677, 3354 and so on.
1677 is a Composite number or Prime number
About the number 1677:
- 1677 has more than two factors which are 1, 3, 13, 39, 43, 129, 559 and 1677 and hence it is the composite number.
- 1677 is the odd composite number and it is not the perfect square also.
- If we divide 1677 by 1, 3, 13, 39, 43, 129, 559 and 1677 then we get remainder as zero. Hence, 1, 3, 13, 39, 43, 129, 559 and 1677 are the factors of 1677
Note:
- 1677 is not the perfect square.
- Factors of 1677: 1, 3, 13, 39, 43, 129, 559 and 1677
- Prime factors of 1677: 3, 13, 43
Conclusion:
- 1677 is the composite number which has factors 1, 3, 13, 39, 43, 129, 559 and 1677.
- And hence, 1677 is not the prime number.
Multiple Choice Questions:
1) 1677 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 1677 are
a) 1
b) 3, 13, 43
c) 1, 39, 129, 559 and 1677
d) 1, 3, 13, 39, 43, 129, 559 and 1677
Ans: b) 1, 39, 129, 559 and 1677
3) 1677 is the odd composite number because
a) It has factors 1, 3, 13, 39, 43, 129, 559 and 1677
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all