Is 3 a Prime Number
Introduction :
A natural numbers except one, divisible only by itself and 1. Or any natural numbers that has exactly two divisors. The following numbers are prime numbers are prime 2, 3, 5, 7, 11, 13 … 37… each natural number >1 may be determined exclusively into a product of prime numbers. For an example 180 = 2 * 2 * 3 * 3 * 5. For prime number P, the product has to be interpreting as p itself.
Is 3 a prime number?
3 is a prime number because 3 have only two divisors 1 and 3.
Now we will see some problems that will help us to find out another prime numbers.
Solved Problems for prime number:
Problem: - 1
Is 7 a prime number or not?
Solution:-
Given number is 7. Now we have to work out it is prime number or not.
The factors of the number 7 is 1, 7 only.
7 have only two factors so it is a prime number.
Problem: - 2
Is 23 as prime number or not?
Solution:-
Given number is 23 we have to solve and then it is prime number or not.
The factors of the number 23 is 1, 23 only.
23 have only two factors so it is a prime number.
Problem 3:-
Find the number 117 is prime number or not?
Solution:-
The Given number is 117 Is it prime number or not let us see now.
The factors of the number 117 is 1 3 9 13 39 117. So it contains more than two factors. Therefore 117 is not a prime number.
Problem: - 4
Is 217 a prime number or not?
Solution:-
Given number is 217 we will see find it is prime number or not.
The factors of the number 217 is 1 7 31 217. So it contains more than two factors.
So 217 have more than two factors. Hence 217 is not a prime number.
Problem: - 5
Is 319 a prime number or not?
Solution:-
The given number is 319 is prime number or not we will see now.
The factors of the number 319 are 1, 11, 29, and 319. So 319 have the four factors.
Therefore 319 is not a prime number.
Practice problem for prime numbers:
Problem 1:
Is 37 prime number or not?
Solution:
37 is a prime number.
Problem 2:
Is 62 prime number or not?
Solution:
62 is not a prime number.
A natural numbers except one, divisible only by itself and 1. Or any natural numbers that has exactly two divisors. The following numbers are prime numbers are prime 2, 3, 5, 7, 11, 13 … 37… each natural number >1 may be determined exclusively into a product of prime numbers. For an example 180 = 2 * 2 * 3 * 3 * 5. For prime number P, the product has to be interpreting as p itself.
Is 3 a prime number?
3 is a prime number because 3 have only two divisors 1 and 3.
Now we will see some problems that will help us to find out another prime numbers.
Solved Problems for prime number:
Problem: - 1
Is 7 a prime number or not?
Solution:-
Given number is 7. Now we have to work out it is prime number or not.
The factors of the number 7 is 1, 7 only.
7 have only two factors so it is a prime number.
Problem: - 2
Is 23 as prime number or not?
Solution:-
Given number is 23 we have to solve and then it is prime number or not.
The factors of the number 23 is 1, 23 only.
23 have only two factors so it is a prime number.
Problem 3:-
Find the number 117 is prime number or not?
Solution:-
The Given number is 117 Is it prime number or not let us see now.
The factors of the number 117 is 1 3 9 13 39 117. So it contains more than two factors. Therefore 117 is not a prime number.
Problem: - 4
Is 217 a prime number or not?
Solution:-
Given number is 217 we will see find it is prime number or not.
The factors of the number 217 is 1 7 31 217. So it contains more than two factors.
So 217 have more than two factors. Hence 217 is not a prime number.
Problem: - 5
Is 319 a prime number or not?
Solution:-
The given number is 319 is prime number or not we will see now.
The factors of the number 319 are 1, 11, 29, and 319. So 319 have the four factors.
Therefore 319 is not a prime number.
Practice problem for prime numbers:
Problem 1:
Is 37 prime number or not?
Solution:
37 is a prime number.
Problem 2:
Is 62 prime number or not?
Solution:
62 is not a prime number.