Lowest Prime Number

Introduction :

In mathematics, a prime number (or a prime) is a natural number that has exactly two distinct natural number divisors: 1 and itself. The first twenty-five prime numbers are:

Prime Numbers:- 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97.

Condition: - If x is the prime number then the next factors of the number x is 1 and X.                                                                                                                                                                                                                                        (Source:  Wikipedia)

Lowest Prime Number:

In prime numbers two is the very lowest prime number. It contains only two factors that is one and itself only. It has no third integer.

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Example Problems for Lowest Prime Number:

Problem 1:

Find out the number 31 prime number or not?

Solution:

The given number 31 is a prime number. Because it has no more values other than 1 and 31. Hence it is considered as a prime number.

Problem 2:

Find out the number 67 is prime number or not?

Solution:

The given number 61 is considered as a prime number. Because it is divisible by 1 and 67 only.

Problem 3:

Find out the number 117 is prime number or not?

Solution:

The given number 117 is not a prime number. The number divisible by more than two factors. Those factors are 1, 3, 9, 13, 39 and 117. Hence it is called not a prime number.

Problem 4:

Find out the number 217 is prime number or not?

Solution:

The given number is 217. So let us find that number is prime number or not.

The factors for the number 217 are 1, 7, 31 and 217. So the number contains more than two factors. Hence we cannot say it is a prime number.

Problem 5:

Find out the number 319 is prime number or not?

Solution:

The given number is 319. So let us find the given number is prime number or not. The prime factors for the given numbers are 1, 11, 29, and 319. Here the number 319 has more than two factors. So 319 is not a prime number.

Practice problem for lowest prime number:

Problem 1:

Find the number 53 is prime number or not?

Solution:

The getting number 53 is considered as a prime number.

Problem 2:

Find the number 89 is prime number or not?

Solution:

The getting number 89 is considered as a prime number.

Problem 3:

Find the number 78 is prime number or not?

Solution:

The given number 78 is not a prime number

Problem 4:

Find the number 110 is prime number or not?

Solution:

The given number 110 is not a prime number.