# Is 75 a Prime Number?

Is 75 a prime number? Numbers having only 2 factors, i.e. 1 and the number itself are known as prime numbers whereas numbers with more than 2 factors are known as composite. The answer to the question whether 75 is a prime or composite is - * "75 is a composite number."* Now, let us find out how and why is 75 a prime number or a composite number?

**Is 75 a prime number? -**No**Is 75 a composite number? -**Yes**Factors of 75 -**1, 3, 5, 15, 25, 75**Prime Factors of 75 -**3, 5**Is 75 a perfect square? -**No

## Is 75 a Prime Number?

No, 75 is not a prime number. The number 75 is divisible by 1, 3, 5, 15, 25, 75. For a number to be classified as a prime number, it should have exactly two factors. Since 75 has more than two factors, i.e. 1, 3, 5, 15, 25, 75, it is not a prime number.

## Why is 75 not a Prime Number?

To understand whether 75 is composite or prime, it is important to find its factors.

**Factors of 75:** 1, 3, 5, 15, 25, 75

Since 75 has more than 2 factors, we can say that 75 is not a prime number.

## Is 75 a Composite Number?

Yes, since 75 has more than two factors i.e. 1, 3, 5, 15, 25, 75. In other words, 75 is a composite number because 75 has more than 2 factors.

**Problem Statements: **

Is 75 a Prime Number? | No |

Is 75 a Composite Number? | Yes |

Is 75 a Perfect Cube? | No |

Is 75 an Odd Number? | Yes |

Is 75 a Perfect Square? | No |

Square of 75 | 5625 |

Multiples of 75 | 75, 150, 225, 300, 375, 450, 525, 600, 675, 750 |

Cube Root of 75 | 4.217157 |

Square Root of 75 | 8.660254 |

Is 75 an Even Number? | No |

**Fun Facts: **

- 2 is the smallest prime number.
- A palindrome prime is a prime number that when read in reverse order results in the same number. Examples - 10601, 11311, 12421
- Prime numbers greater than 5 can be represented in the form of either 6n + 1 or 6n - 1. Example - 71 is a prime number and it can be written as 71 = 6 × 12 - 1

**☛ Also Check: **

- Is 72 a Prime Number? - No
- Is 9 a Prime Number? - No
- Is 87 a Prime Number? - No
- Is 19 a Prime Number? - Yes
- Is 56 a Prime Number? - No
- Is 521 a Prime Number? - Yes
- Is 106 a Prime Number? - No
- Is 697 a Prime Number? - No

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