Is 477 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 477 is composite or not first we have to find its factors.
Contents
Factors of 477:
- If we have taken numbers from 1, 2, 3…for checking factors of 477, we found that 477 has factors 1, 3, 9, 53, 159 and 477. Hence, we must say that 477 is a composite number.
- Thus, 477 is the composite number.
- If we multiply 477 by 1, 2, 3 then we get the multiples of 477 which are 477, 954 and so on.
477 is a Composite number or Prime number
About the number 477:
- 477 has more than two factors which are 1, 3, 9, 53, 159 and 477 and hence it is the composite number.
- 477 is the odd composite number and it is not the perfect square also.
- If we divide 477 by 1, 3, 9, 53, 159 and 477 then we get remainder as zero. Hence, 1, 3, 9, 53, 159 and 477 are the factors of 477.
Note:
- 477 is not the perfect square.
- Factors of 477: 1, 3, 9, 53, 159 and 477
- Prime factors of 477: 3, 53
Conclusion:
- 477 is the composite number which has factors 1, 3, 9, 53, 159 and 477.
- And hence, 477 is not the prime number.
Multiple Choice Questions:
1) 477 is a
a) odd number
b) Prime number
c) Composite number
d) Both a and c
Ans: d) both a and c
2) The prime factors of a composite number 477 are
a) 1
b) 3, 53
c) 1, 9, 159 and 477
d) 1, 3, 9, 53, 159 and 477
Ans: b) 3, 53
3) 477 is the odd composite number because
a) It has factors 1, 3, 9, 53, 159 and 477
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c