Is 417 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 417 is composite or not first we have to find its factors.
Contents
Factors of 417:
- If we have taken numbers from 1, 2, 3…for checking factors of 417, we found that 417 has factors 1, 3, 139 and 417. Hence, we must say that 417 is a composite number.
- Thus, 417 is the composite number.
- If we multiply 417 by 1, 2, 3 then we get the multiples of 417 which are 417, 834 and so on.
417 is a Composite number or Prime number
About the number 417:
- 417 has more than two factors which are 1, 3, 139 and 417 and hence it is the composite number.
- 417 is the odd composite number and it is not the perfect square also.
- If we divide 417 by 1, 3, 139 and 417 then we get remainder as zero. Hence, 1, 3, 139 and 417 are the factors of 417.
Note:
- 417 is not the perfect square.
- Factors of 417: 1, 3, 139 and 417
- Prime factors of 417: 3, 139
Conclusion:
- 417 is the composite number which has factors 1, 3, 139 and 417.
- And hence, 417 is not the prime number.
Multiple Choice Questions:
1) 417 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 417 are
a) 1
b) 3, 139
c) 1 and 417
d) 1, 3, 139 and 417
Ans: b) 3, 139
3) 417 is the odd composite number because
a) It has factors 1, 3, 139 and 417
b) It is divisible by 2
c) It is not divisible by 2
d) Both a and c
Ans: d) both a and c