In the article, there is a discussion about the definition, properties, Prime numbers from 1 to 100, coprime of prime numbers.

## Definition of prime number

Prime numbers are those numbers that are divisible only by 1 and by themselves. A number that is not divisible by any additional number is called a prime number. Prime numbers range from two to infinity.

## Properties of Prime Numbers

In the following 8 **properties of prime numbers** are given.

- A prime number has only two factors.
- Zero and 1 are not prime numbers.
- 2 is an even prime number.
- All numbers except 2 are prime numbers.
- A prime number is not divisible by any number other than 1 and itself.
- The first prime number is 2.
- All prime numbers are greater than zero and one.
- All prime numbers greater than one are divisible by one.

### Prime numbers list

### Prime numbers from 1 to 10

There are four prime numbers between 1 and 10. 2, 3, 5, 7 are prime numbers between one and 10

Prime numbers table from 1 to 100

2 | 3 | 5 | 7 |

### Prime numbers from 11 to 20

There are four prime numbers between 11 and 20.

11 | 13 |

17 | 19 |

### Prime numbers from 21 to 30

There are two prime numbers between 21 and 30.

23 | 29 |

### Prime numbers from 31 to 40

31 | 37 |

### Prime numbers from 41 to 50

41 | 43 | 47 |

### Prime numbers from 1 to 100

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 are prime numbers between 1 and 100. There are 25 prime numbers between 1 to 100.

Prime numbers table from 1 to 100

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 |

Download prime numbers 1 to 100 pdf

### Odd prime numbers from 1 to 100

The number which is not divisible by 2 is called an odd prime number. Prime number except 2 is an odd prime number. There are 24 prime numbers from one to 100.

Odd prime numbers table from 1 to 100

3 | 5 | 7 | 11 | |

13 | 17 | 19 | 23 | 29 |

31 | 37 | 41 | 43 | 47 |

53 | 59 | 61 | 67 | 71 |

73 | 79 | 83 | 89 | 97 |

### Even prime numbers from 1 to 100

The prime number which is divisible by only two is called an odd prime number. Only **2 odd is a prime number.**

### Composite numbers from 1 to 100

Composite numbers don’t even exist.

### Prime numbers from 1 to 100 pdf

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### Difference between a prime number and composite number

Prime number | Composite number |
---|---|

it has only two divisors | It has more than 2 divisors |

This number is not divisible by any number other than itself and one. | This number is divisible by 1 and itself as well as other numbers |

Zero and one are not prime numbers. | 0, 1, and 3 are not composite numbers |

only two even prime numbers | The first composite number is 4 |

Examples of prime numbers are 2, 3, 5, 7, 11, 13, etc | Examples of composite numbers are 4, 6, 8, 9, 10, etc. |

### Prime Numbers and Co-prime Numbers

prime numbers | co-prime number |
---|---|

Prime numbers are divisible only by 1 and by themselves; they are not divisible by any other number. | Such numbers or such pairs which are divisible by only one or have common factor 1, then that number is called co-prime number. |

Must not be divided by an additional number | The common factor should be 1 |

It has two factors | Numbers must be in pairs |

#### Example

- 5 and 9 are co-primes.
- 6 and 11 are co-primes.
- 18 and 35 are co-primes.

### What is Twice Prime Number

Two prime numbers between which there is a difference of 2. Twins are called prime numbers.

### Easy Way to Find Prime Numbers

- First, find the nearest square of the given number